20230116 afternoon

This commit is contained in:
WangWeiye 2023-01-16 17:34:06 +08:00
parent f670c97c1c
commit e2153253e7
3 changed files with 940 additions and 60 deletions

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@ -2,14 +2,133 @@
"cells": [
{
"cell_type": "code",
"execution_count": 8,
"execution_count": 13,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
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]
}
],

View File

@ -1,5 +1,362 @@
remark
usages
10905
样本容量太大, 计算器无法计算
000436
20230116 2023届高三10班 0.973
000437
20230116 2023届高三10班 0.919
000438
20230116 2023届高三10班 0.892
000439
20230116 2023届高三10班 0.973
000440
20230116 2023届高三10班 0.892
000441
20230116 2023届高三10班 0.919
000442
20230116 2023届高三10班 0.946
030497
20230116 2023届高三10班 0.027
000444
20230116 2023届高三10班 0.865
000445
20230116 2023届高三10班 0.757
000436
20230116 2023届高三11班 0.850
000437
20230116 2023届高三11班 0.900
000438
20230116 2023届高三11班 1.000
000439
20230116 2023届高三11班 1.000
000440
20230116 2023届高三11班 0.950
000441
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000442
20230116 2023届高三11班 1.000
030497
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000444
20230116 2023届高三11班 0.800
000445
20230116 2023届高三11班 0.550
000436
20230116 2023届高三12班 0.905
000437
20230116 2023届高三12班 0.905
000438
20230116 2023届高三12班 0.857
000439
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000440
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000441
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000442
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030497
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000444
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000445
20230116 2023届高三12班 0.809
000436
20230116 2023届高三01班 0.889
000437
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000438
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000439
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000440
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000441
20230116 2023届高三01班 0.889
000442
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030497
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000444
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000445
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000436
20230116 2023届高三02班 0.867
000437
20230116 2023届高三02班 1.000
000438
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000440
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000441
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000442
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030497
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000444
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000445
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000436
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000437
20230116 2023届高三03班 1.000
000438
20230116 2023届高三03班 0.955
000439
20230116 2023届高三03班 1.000
000440
20230116 2023届高三03班 0.909
000441
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000442
20230116 2023届高三03班 0.818
030497
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000444
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000445
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000436
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000441
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000442
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030497
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000439
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000441
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000442
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030497
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000444
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000445
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000436
20230116 2023届高三07班 0.933
000437
20230116 2023届高三07班 0.967
000438
20230116 2023届高三07班 0.967
000439
20230116 2023届高三07班 0.967
000440
20230116 2023届高三07班 0.867
000441
20230116 2023届高三07班 0.867
000442
20230116 2023届高三07班 0.800
030497
20230116 2023届高三07班 0.033
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20230116 2023届高三07班 0.967
000445
20230116 2023届高三07班 0.733
000436
20230116 2023届高三08班 0.967
000437
20230116 2023届高三08班 1.000
000438
20230116 2023届高三08班 1.000
000439
20230116 2023届高三08班 1.000
000440
20230116 2023届高三08班 0.900
000441
20230116 2023届高三08班 0.933
000442
20230116 2023届高三08班 0.933
030497
20230116 2023届高三08班 0.167
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20230116 2023届高三08班 0.867
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20230116 2023届高三08班 0.867
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20230116 2023届高三09班 0.800
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20230116 2023届高三09班 0.840
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20230116 2023届高三09班 0.960
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20230116 2023届高三09班 0.960
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20230116 2023届高三09班 0.880
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20230116 2023届高三09班 0.880
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20230116 2023届高三09班 0.880
030497
20230116 2023届高三09班 0.000
000444
20230116 2023届高三09班 0.720
000445
20230116 2023届高三09班 0.680

View File

@ -12666,7 +12666,19 @@
"20220218\t2022届高三01班\t0.977",
"20220824\t2023届高三02班\t0.818",
"20220824\t2023届高三08班\t0.939",
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"20220824\t2023届高三10班\t0.963",
"20230116\t2023届高三10班\t0.973",
"20230116\t2023届高三11班\t0.850",
"20230116\t2023届高三12班\t0.905",
"20230116\t2023届高三01班\t0.889",
"20230116\t2023届高三02班\t0.867",
"20230116\t2023届高三03班\t0.909",
"20230116\t2023届高三04班\t0.833",
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"20230116\t2023届高三08班\t0.967",
"20230116\t2023届高三09班\t0.800"
],
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"edit": [
@ -12689,7 +12701,19 @@
"solution": "",
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@ -12714,7 +12738,19 @@
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"edit": [
@ -12740,7 +12776,19 @@
"solution": "",
"duration": -1,
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@ -12763,7 +12811,19 @@
"solution": "",
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@ -12786,7 +12846,19 @@
"solution": "",
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@ -12809,7 +12881,19 @@
"solution": "",
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],
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"edit": [
@ -12863,7 +12947,19 @@
"solution": "",
"duration": -1,
"usages": [
"20220218\t2022届高三01班\t0.841"
"20220218\t2022届高三01班\t0.841",
"20230116\t2023届高三10班\t0.865",
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"20230116\t2023届高三05班\t0.889",
"20230116\t2023届高三06班\t0.857",
"20230116\t2023届高三07班\t0.967",
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],
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"edit": [
@ -12893,7 +12989,19 @@
"solution": "",
"duration": -1,
"usages": [
"20220218\t2022届高三01班\t0.955"
"20220218\t2022届高三01班\t0.955",
"20230116\t2023届高三10班\t0.757",
"20230116\t2023届高三11班\t0.550",
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],
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"edit": [
@ -271521,7 +271629,15 @@
"ans": "$0.2$",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.970",
"20230116\t2023届高三02班\t1.000",
"20230116\t2023届高三03班\t1.000",
"20230116\t2023届高三04班\t1.000",
"20230116\t2023届高三05班\t1.000",
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],
"origin": "新教材选择性必修第二册习题",
"edit": [
"20220806\t王伟叶"
@ -271563,7 +271679,13 @@
"ans": "$0.561$",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三12班\t0.600",
"20230116\t2023届高三02班\t0.656",
"20230116\t2023届高三03班\t0.261",
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"20230116\t2023届高三07班\t0.517"
],
"origin": "新教材选择性必修第二册习题",
"edit": [
"20220806\t王伟叶"
@ -271584,7 +271706,13 @@
"ans": "$0.945$",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三12班\t0.950",
"20230116\t2023届高三02班\t0.969",
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"20230116\t2023届高三04班\t0.864",
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],
"origin": "新教材选择性必修第二册习题",
"edit": [
"20220806\t王伟叶"
@ -271626,7 +271754,13 @@
"ans": "C",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三12班\t0.900",
"20230116\t2023届高三02班\t0.969",
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"20230116\t2023届高三07班\t1.000"
],
"origin": "新教材选择性必修第二册习题",
"edit": [
"20220806\t王伟叶"
@ -271689,7 +271823,13 @@
"ans": "$y=161.64x-323388$",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.933",
"20230116\t2023届高三12班\t0.857",
"20230116\t2023届高三02班\t0.812",
"20230116\t2023届高三04班\t0.913",
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],
"origin": "新教材选择性必修第二册习题",
"edit": [
"20220806\t王伟叶"
@ -271710,7 +271850,13 @@
"ans": "$y=1.34x-53.12$",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.933",
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],
"origin": "新教材选择性必修第二册习题",
"edit": [
"20220806\t王伟叶"
@ -271731,7 +271877,13 @@
"ans": "(1) 散点图略; (2) $y=1.44x+0.19$",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.667\t0.733",
"20230116\t2023届高三12班\t0.571\t0.905",
"20230116\t2023届高三02班\t0.938\t0.875",
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"20230116\t2023届高三07班\t0.786\t0.964"
],
"origin": "新教材选择性必修第二册习题",
"edit": [
"20220806\t王伟叶"
@ -271773,7 +271925,13 @@
"ans": "(1) $r\\approx -0.909$; (2) $y=-1.818 x+77.364$; (3) $64.6$元/件",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.800\t0.867\t0.833",
"20230116\t2023届高三12班\t0.857\t0.952\t0.857",
"20230116\t2023届高三02班\t0.844\t0.906\t0.844",
"20230116\t2023届高三04班\t0.522\t0.957\t1.000",
"20230116\t2023届高三07班\t0.857\t0.964\t0.893"
],
"origin": "新教材选择性必修第二册习题",
"edit": [
"20220806\t王伟叶"
@ -271794,7 +271952,13 @@
"ans": "(1) $y=5x+60$; (2) $110$千元",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.867\t0.733",
"20230116\t2023届高三12班\t0.857\t0.714",
"20230116\t2023届高三02班\t0.969\t0.844",
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"20230116\t2023届高三07班\t0.893\t0.607"
],
"origin": "新教材选择性必修第二册习题",
"edit": [
"20220806\t王伟叶"
@ -271815,7 +271979,13 @@
"ans": "(1) 男性: $y=0.186x+11.571$; 女性: $y=0.403x+5.240$; (2) 有差异, 男女身体构造不同; (3) $r_{男性}\\approx 0.935$, $r_{女性}\\approx 0.813$, $r_{合计}\\approx 0.078$, 与(2)中反映的信息一致",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.900\t0.467\t0.500",
"20230116\t2023届高三12班\t0.857\t0.857\t0.809",
"20230116\t2023届高三02班\t0.875\t0.844\t0.812",
"20230116\t2023届高三04班\t0.783\t0.087\t0.565",
"20230116\t2023届高三07班\t0.786\t0.357\t0.607"
],
"origin": "新教材选择性必修第二册习题",
"edit": [
"20220806\t王伟叶"
@ -271836,7 +272006,13 @@
"ans": "(1) $\\ln N=0.114744Y-218.321$, 预测约$788000$万; (2) 实际仅有$324600$万人次, 可能受到疫情影响",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.467\t0.467",
"20230116\t2023届高三12班\t0.000\t0.809",
"20230116\t2023届高三02班\t0.469\t0.344",
"20230116\t2023届高三04班\t0.739\t0.609",
"20230116\t2023届高三07班\t0.500\t0.607"
],
"origin": "新教材选择性必修第二册习题",
"edit": [
"20220806\t王伟叶"
@ -271878,7 +272054,12 @@
"ans": "有显著差异($\\chi^2=11.10$)",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.769",
"20230116\t2023届高三12班\t0.882",
"20230116\t2023届高三02班\t0.844",
"20230116\t2023届高三09班\t0.688"
],
"origin": "新教材选择性必修第二册习题",
"edit": [
"20220806\t王伟叶"
@ -271920,7 +272101,12 @@
"ans": "证明略",
"solution": "",
"duration": -1,
"usages": [],
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"20230116\t2023届高三12班\t0.353",
"20230116\t2023届高三02班\t0.531",
"20230116\t2023届高三09班\t0.500"
],
"origin": "新教材选择性必修第二册习题",
"edit": [
"20220806\t王伟叶"
@ -360190,7 +360376,20 @@
"ans": "$(0,\\dfrac 13]$",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
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"20230116\t2023届高三11班\t0.100",
"20230116\t2023届高三12班\t0.048",
"20230116\t2023届高三01班\t0.444",
"20230116\t2023届高三02班\t0.200",
"20230116\t2023届高三03班\t0.182",
"20230116\t2023届高三04班\t0.111",
"20230116\t2023届高三05班\t0.028",
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],
"origin": "赋能练习-20221212修改",
"edit": [
"20220624\t朱敏慧, 王伟叶",
@ -360650,7 +360849,15 @@
"ans": "D",
"solution": "",
"duration": -1,
"usages": [],
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"20230116\t2023届高三10班\t0.970",
"20230116\t2023届高三02班\t0.906",
"20230116\t2023届高三03班\t1.000",
"20230116\t2023届高三04班\t0.917",
"20230116\t2023届高三05班\t0.889",
"20230116\t2023届高三07班\t0.871",
"20230116\t2023届高三09班\t0.864"
],
"origin": "空中课堂选择性必修第七章补充习题",
"edit": [
"20230101\t王伟叶"
@ -360672,7 +360879,15 @@
"ans": "A",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.970",
"20230116\t2023届高三02班\t0.875",
"20230116\t2023届高三03班\t0.923",
"20230116\t2023届高三04班\t0.917",
"20230116\t2023届高三05班\t0.926",
"20230116\t2023届高三07班\t0.968",
"20230116\t2023届高三09班\t0.864"
],
"origin": "空中课堂选择性必修第七章补充习题",
"edit": [
"20230101\t王伟叶"
@ -360694,7 +360909,15 @@
"ans": "$34.1\\%$",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.727",
"20230116\t2023届高三02班\t0.875",
"20230116\t2023届高三03班\t0.885",
"20230116\t2023届高三04班\t0.542",
"20230116\t2023届高三05班\t1.000",
"20230116\t2023届高三07班\t0.742",
"20230116\t2023届高三09班\t0.500"
],
"origin": "空中课堂选择性必修第七章补充习题",
"edit": [
"20230101\t王伟叶"
@ -360716,7 +360939,15 @@
"ans": "$13.6\\%$",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.030",
"20230116\t2023届高三02班\t0.969",
"20230116\t2023届高三03班\t0.962",
"20230116\t2023届高三04班\t0.708",
"20230116\t2023届高三05班\t1.000",
"20230116\t2023届高三07班\t0.839",
"20230116\t2023届高三09班\t0.818"
],
"origin": "空中课堂选择性必修第七章补充习题",
"edit": [
"20230101\t王伟叶"
@ -360738,7 +360969,15 @@
"ans": "$1-a$",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.879",
"20230116\t2023届高三02班\t0.938",
"20230116\t2023届高三03班\t0.962",
"20230116\t2023届高三04班\t1.000",
"20230116\t2023届高三05班\t1.000",
"20230116\t2023届高三07班\t0.903",
"20230116\t2023届高三09班\t0.818"
],
"origin": "空中课堂选择性必修第七章补充习题",
"edit": [
"20230101\t王伟叶"
@ -360760,7 +360999,15 @@
"ans": "(1) $0.1\\%$; (2) $95.4\\%$",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.818\t0.424",
"20230116\t2023届高三02班\t0.938\t0.781",
"20230116\t2023届高三03班\t0.962\t0.808",
"20230116\t2023届高三04班\t0.833\t0.708",
"20230116\t2023届高三05班\t0.889\t1.000",
"20230116\t2023届高三07班\t0.806\t0.935",
"20230116\t2023届高三09班\t0.773\t0.773"
],
"origin": "空中课堂选择性必修第七章补充习题",
"edit": [
"20230101\t王伟叶"
@ -360781,7 +361028,13 @@
"ans": "散点图略; 总体来说鸟类的种类随海拔高度增加而变多, 但在几个区域内有相反的趋势, 有一定相关性",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三12班\t0.750",
"20230116\t2023届高三02班\t0.844",
"20230116\t2023届高三03班\t0.696",
"20230116\t2023届高三04班\t0.591",
"20230116\t2023届高三07班\t0.828"
],
"origin": "空中课堂选择性必修第八章补充习题",
"edit": [
"20230101\t王伟叶"
@ -360802,7 +361055,13 @@
"ans": "存在线性相关关系(相关系数$r\\approx 0.83$)",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三12班\t0.950",
"20230116\t2023届高三02班\t0.812",
"20230116\t2023届高三03班\t0.913",
"20230116\t2023届高三04班\t0.818",
"20230116\t2023届高三07班\t0.862"
],
"origin": "空中课堂选择性必修第八章补充习题",
"edit": [
"20230101\t王伟叶"
@ -360823,7 +361082,13 @@
"ans": "存在线性相关关系(相关系数$r\\approx -0.87$)",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三12班\t0.900",
"20230116\t2023届高三02班\t0.812",
"20230116\t2023届高三03班\t0.609",
"20230116\t2023届高三04班\t0.864",
"20230116\t2023届高三07班\t0.690"
],
"origin": "空中课堂选择性必修第八章补充习题",
"edit": [
"20230101\t王伟叶"
@ -360844,7 +361109,13 @@
"ans": "不同意, 相关性不是因果关系. 可能是巧合(样本容量小), 可能是因为其它更基础的因素导致的",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三12班\t1.000",
"20230116\t2023届高三02班\t0.688",
"20230116\t2023届高三03班\t0.913",
"20230116\t2023届高三04班\t0.318",
"20230116\t2023届高三07班\t0.310"
],
"origin": "空中课堂选择性必修第八章补充习题",
"edit": [
"20230101\t王伟叶"
@ -360865,7 +361136,13 @@
"ans": "散点图略, 数据是线性相关的, 相关系数$r\\approx 0.952$, 线性相关程度较强",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三12班\t0.950",
"20230116\t2023届高三02班\t0.750",
"20230116\t2023届高三03班\t0.913",
"20230116\t2023届高三04班\t1.000",
"20230116\t2023届高三07班\t0.966"
],
"origin": "空中课堂选择性必修第八章补充习题",
"edit": [
"20230101\t王伟叶"
@ -360886,7 +361163,13 @@
"ans": "$(10,1)$这一数据偏离得很厉害, 异常值对相关系数有很大影响",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三12班\t0.850",
"20230116\t2023届高三02班\t0.906",
"20230116\t2023届高三03班\t0.870",
"20230116\t2023届高三04班\t0.955",
"20230116\t2023届高三07班\t0.828"
],
"origin": "空中课堂选择性必修第八章补充习题",
"edit": [
"20230101\t王伟叶"
@ -360907,7 +361190,13 @@
"ans": "$-6$",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t1.000",
"20230116\t2023届高三12班\t1.000",
"20230116\t2023届高三02班\t0.969",
"20230116\t2023届高三04班\t1.000",
"20230116\t2023届高三07班\t1.000"
],
"origin": "空中课堂选择性必修第八章补充习题",
"edit": [
"20230101\t王伟叶"
@ -360928,7 +361217,13 @@
"ans": "\\textcircled{1}",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t1.000",
"20230116\t2023届高三12班\t1.000",
"20230116\t2023届高三02班\t0.906",
"20230116\t2023届高三04班\t0.957",
"20230116\t2023届高三07班\t0.929"
],
"origin": "空中课堂选择性必修第八章补充习题",
"edit": [
"20230101\t王伟叶"
@ -360970,7 +361265,12 @@
"ans": "与种子是否灭菌有关($\\chi^2=4.80$)",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.923",
"20230116\t2023届高三12班\t1.000",
"20230116\t2023届高三02班\t0.781",
"20230116\t2023届高三09班\t0.875"
],
"origin": "空中课堂选择性必修第八章补充习题",
"edit": [
"20230101\t王伟叶"
@ -360991,7 +361291,12 @@
"ans": "有差异($\\chi^2=24$)",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.846",
"20230116\t2023届高三12班\t0.529",
"20230116\t2023届高三02班\t0.656",
"20230116\t2023届高三09班\t0.750"
],
"origin": "空中课堂选择性必修第八章补充习题",
"edit": [
"20230101\t王伟叶"
@ -361012,7 +361317,12 @@
"ans": "与性别无关($\\chi^2=0.224$)",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.923",
"20230116\t2023届高三12班\t0.824",
"20230116\t2023届高三02班\t0.750",
"20230116\t2023届高三09班\t0.750"
],
"origin": "空中课堂选择性必修第八章补充习题",
"edit": [
"20230101\t王伟叶"
@ -361054,7 +361364,15 @@
"ans": "$\\varphi(x)=\\dfrac{1}{\\sqrt{2\\pi}}\\mathrm{e}^{-\\frac{x^2}2}$; $0.5$; $0.6827$; $0.8413$; $0.1587$",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.939\t1.000\t0.697\t0.970\t0.970",
"20230116\t2023届高三02班\t0.906\t0.969\t0.906\t0.969\t0.969",
"20230116\t2023届高三03班\t0.962\t1.000\t0.923\t0.923\t0.923",
"20230116\t2023届高三04班\t1.000\t0.083\t0.917\t1.000\t0.958",
"20230116\t2023届高三05班\t1.000\t1.000\t1.000\t1.000\t1.000",
"20230116\t2023届高三07班\t1.000\t0.032\t0.968\t0.871\t0.903",
"20230116\t2023届高三09班\t1.000\t0.955\t0.909\t0.864\t0.909"
],
"origin": "人教A版常用分布习题",
"edit": [
"20230104\t王伟叶"
@ -361075,7 +361393,15 @@
"ans": "图略, $P(X\\le -2)+P(x\\le 2)=1$, $P(|X|\\le 1)>P(|Y|\\le 1)$",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.788",
"20230116\t2023届高三02班\t0.500",
"20230116\t2023届高三03班\t0.885",
"20230116\t2023届高三04班\t0.667",
"20230116\t2023届高三05班\t1.000",
"20230116\t2023届高三07班\t0.774",
"20230116\t2023届高三09班\t0.818"
],
"origin": "人教A版常用分布习题",
"edit": [
"20230104\t王伟叶"
@ -361138,7 +361464,15 @@
"ans": "(1) $0.68$; (2) $0.16$; (3) $0.16$",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.909\t0.879\t0.879",
"20230116\t2023届高三02班\t0.844\t0.750\t0.719",
"20230116\t2023届高三03班\t0.923\t0.923\t0.885",
"20230116\t2023届高三04班\t0.792\t0.750\t0.792",
"20230116\t2023届高三05班\t1.000\t1.000\t1.000",
"20230116\t2023届高三07班\t0.903\t0.903\t0.871",
"20230116\t2023届高三09班\t0.955\t0.909\t0.818"
],
"origin": "人教A版常用分布习题",
"edit": [
"20230104\t王伟叶"
@ -361180,7 +361514,15 @@
"ans": "$95.45\\%$",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.849",
"20230116\t2023届高三02班\t0.750",
"20230116\t2023届高三03班\t0.731",
"20230116\t2023届高三04班\t0.708",
"20230116\t2023届高三05班\t1.000",
"20230116\t2023届高三07班\t0.903",
"20230116\t2023届高三09班\t0.818"
],
"origin": "人教A版常用分布习题",
"edit": [
"20230104\t王伟叶"
@ -361432,7 +361774,15 @@
"ans": "$\\ge 83$分为A, $\\ge 75$分而小于$83$分为B, $\\ge 67$分而$<75$分为C, 小于$67$分为D",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.455",
"20230116\t2023届高三02班\t0.781",
"20230116\t2023届高三03班\t0.692",
"20230116\t2023届高三04班\t0.708",
"20230116\t2023届高三05班\t1.000",
"20230116\t2023届高三07班\t0.516",
"20230116\t2023届高三09班\t0.364"
],
"origin": "人教A版常用分布习题",
"edit": [
"20230104\t王伟叶"
@ -361474,7 +361824,13 @@
"ans": "(1) 存在线性相关关系; (2) 存在非线性相关关系; (3) 不存在相关关系; (4) 存在非线性相关关系",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三12班\t1.000\t0.950\t1.000\t1.000",
"20230116\t2023届高三02班\t1.000\t1.000\t1.000\t1.000",
"20230116\t2023届高三03班\t1.000\t0.957\t1.000\t1.000",
"20230116\t2023届高三04班\t1.000\t0.955\t0.955\t1.000",
"20230116\t2023届高三07班\t1.000\t0.931\t0.966\t0.966"
],
"origin": "人教A版成对数据的统计分析习题",
"edit": [
"20230104\t王伟叶"
@ -361747,7 +362103,13 @@
"ans": "约$168\\text{cm}$",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.967",
"20230116\t2023届高三12班\t1.000",
"20230116\t2023届高三02班\t0.969",
"20230116\t2023届高三04班\t1.000",
"20230116\t2023届高三07班\t1.000"
],
"origin": "人教A版成对数据的统计分析习题",
"edit": [
"20230104\t王伟叶"
@ -361873,7 +362235,13 @@
"ans": "(1) 设$A$商品的销售额为$y$(万元), 居民年收入为$x$(亿元). 则$y=1.447x-15.8427$; (2) $42.04$万元",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.900\t0.933",
"20230116\t2023届高三12班\t1.000\t0.952",
"20230116\t2023届高三02班\t0.969\t0.938",
"20230116\t2023届高三04班\t0.957\t0.957",
"20230116\t2023届高三07班\t1.000\t0.964"
],
"origin": "人教A版成对数据的统计分析习题",
"edit": [
"20230104\t王伟叶"
@ -361978,7 +362346,12 @@
"ans": "(1) 不一定, 标示语的含义是有较显著的联系, 并不是``一定''; (2) 不正确, 一来有健康风险, 二来影响他人",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t1.000\t1.000",
"20230116\t2023届高三12班\t0.941\t1.000",
"20230116\t2023届高三02班\t0.938\t1.000",
"20230116\t2023届高三09班\t1.000\t1.000"
],
"origin": "人教A版成对数据的统计分析习题",
"edit": [
"20230104\t王伟叶"
@ -361999,7 +362372,12 @@
"ans": "(1) 不影响($\\chi^2=0$); (2) 可能犯错, 样本量较小",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.885\t0.577",
"20230116\t2023届高三12班\t1.000\t0.647",
"20230116\t2023届高三02班\t0.844\t0.750",
"20230116\t2023届高三09班\t0.938\t0.875"
],
"origin": "人教A版成对数据的统计分析习题",
"edit": [
"20230104\t王伟叶"
@ -362020,7 +362398,12 @@
"ans": "认为乙种疗法的效果比甲种疗法更好($\\chi^2=4.888$, $P(\\text{治愈}|\\text{使用乙疗法})>P(\\text{治愈}|\\text{使用甲疗法})$)",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.154",
"20230116\t2023届高三12班\t0.882",
"20230116\t2023届高三02班\t0.781",
"20230116\t2023届高三09班\t0.938"
],
"origin": "人教A版成对数据的统计分析习题",
"edit": [
"20230104\t王伟叶"
@ -362062,7 +362445,12 @@
"ans": "认为对预防无效($\\chi^2=1.587$)",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.962",
"20230116\t2023届高三12班\t0.941",
"20230116\t2023届高三02班\t0.781",
"20230116\t2023届高三09班\t0.938"
],
"origin": "人教A版成对数据的统计分析习题",
"edit": [
"20230104\t王伟叶"
@ -362188,7 +362576,12 @@
"ans": "(1) 图略; (2) 不能认为性别与身高有关($\\chi^2=2.43$); (3) 不一致, (1)是准确的, 是普查的结果, 不一致是由于样本选取的偏差导致",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.500\t0.923\t0.846",
"20230116\t2023届高三12班\t0.706\t0.824\t0.765",
"20230116\t2023届高三02班\t0.344\t0.781\t0.094",
"20230116\t2023届高三09班\t0.562\t0.938\t1.000"
],
"origin": "人教A版成对数据的统计分析习题",
"edit": [
"20230104\t王伟叶"
@ -362251,7 +362644,13 @@
"ans": "C",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三12班\t0.900",
"20230116\t2023届高三02班\t0.969",
"20230116\t2023届高三03班\t0.957",
"20230116\t2023届高三04班\t1.000",
"20230116\t2023届高三07班\t0.966"
],
"origin": "人教A版成对数据的统计分析习题",
"edit": [
"20230104\t王伟叶"
@ -362293,7 +362692,12 @@
"ans": "C",
"solution": "",
"duration": -1,
"usages": [],
"usages": [
"20230116\t2023届高三10班\t0.538",
"20230116\t2023届高三12班\t0.706",
"20230116\t2023届高三02班\t0.469",
"20230116\t2023届高三09班\t0.375"
],
"origin": "人教A版成对数据的统计分析习题",
"edit": [
"20230104\t王伟叶"