视频: 估计总体平均值的置信区间
视频: 估计总体平均值的置信区间
4 months ago
jove.com
ხანის აკადემია
5:58
ხანის აკადემია
Oct 10, 2018
Khan Academy
Sample size for a given margin of error for a mean
7:42
Sample size for a given margin of error for a mean
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Khan Academy
哎呀.出了错.请再试一试.
4:54
哎呀.出了错.请再试一试.
Oct 21, 2018
Khan Academy
Пример за намиране на критична стойност
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Пример за намиране на критична стойност
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Запознаване с t-критерии
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Запознаване с t-критерии
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Conditions for valid t intervals
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Conditions for valid t intervals
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3:14
Simulation showing value of t statistic
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t İstatistik Değerini Gösteren Simülasyon (Video)
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Inferring population mean from sample mean
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