Apogee 发表于 2025-3-23 10:21:27

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clarify 发表于 2025-3-23 16:19:15

Sampling distributionsands) of numbers into one or two descriptive statistics such as the mean and standard deviation. We have seen how such descriptive statistics provide a useful summary of the overall picture, saving us the trouble of having to wade through each and every case from which we take a measurement.

圆柱 发表于 2025-3-23 18:26:52

The ,-test for a single mean a great deal of information to make an inference, in particular, the mean and standard deviation of the population are known. With this information we are able to draw up the sampling distribution. But what if all of this information is not available? Specifically, what if the standard deviation of this population is not known?

放肆的我 发表于 2025-3-24 00:45:55

l Properties (Resistivity, Hall Effect, Thermoelectric Power, Superconductivity, etc.), and some Chemical Properties (Corrosion Behaviour)..978-3-662-57920-6Series ISSN 1615-1844 Series E-ISSN 1616-9522

不发音 发表于 2025-3-24 04:31:08

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Highbrow 发表于 2025-3-24 08:09:22

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Pepsin 发表于 2025-3-24 12:04:27

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繁荣地区 发表于 2025-3-24 17:51:16

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流出 发表于 2025-3-24 22:36:55

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HEDGE 发表于 2025-3-24 23:12:02

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查看完整版本: Titlebook: Statistics for Social Research; George Argyrous Textbook 1997Latest edition George Argyrous 1997 Data Description.descriptive statistics.i