Ch18P2 - approximated by a Normal model. The larger the...

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Chapter 18 Second Part
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Sampling Distribution of a Mean Show dice throwing histograms on p. 466
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(cont.) The sampling distribution of any mean becomes Normal as the sample size grows. All we need is for the observations to be independent and collected with randomization.
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Central Limit Theorem The mean of a random sample has a sampling distribution whose shape can be
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Unformatted text preview: approximated by a Normal model. The larger the sample, the better the approximation will be. The Sampling Distribution for a Mean When a random sample is drawn from any population with mean and standard deviation , its sample mean, , has a sampling distribution with the mean of but whose standard deviation is . _ y n Work #37 on p. 483...
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Ch18P2 - approximated by a Normal model. The larger the...

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