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13 Cards in this Set
- Front
- Back
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sampling distribution
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probability distribution of a sample statistic
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relationships between population mean and mean of the sampling distribution of the sample mean
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equal no matter what sample size
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relationship between population variance and variance of the sampling distribution of the sample mean
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variance of sampling distribution of the sample mean = population variance / n
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relationship between population mean and mean of the sampling distribution of the sample mean
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equal no matter what sample size
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relationship between population standard deviation and standard deviation of the sampling distribution of the sample mean
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standard deviation of the sampling distribution of the sample mean = population standard deviation / square root(n)
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variance / standard deviation of the sampling distribution of the sample mean ________ as the sample size increases. and why?
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decreases
values of sample mean for are getting closer to population mean as size increases |
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standard error
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standard deviation of the sampling distribution of a sample statistic
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standard error of the sample mean
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standard deviation of the sampling distribution of the sample mean
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standard error of the sample variance
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standard deviation of the sampling distribution of the sample variance
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sampling distribution of a sample statistic depends on what 3 things
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sample statistic of interest
population sample size |
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if the population is normal, then the sampling distribution of the sample mean is...
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normal
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standard score
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(value - mean)/standard deviation
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central limit theorem
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for any population distribution, for a large sample sample size (at least 30), the sampling distribution of the sample mean is normal
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