Stats Ch. 7

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10 Terms

1
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parameter

info about population

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statistic

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Statistic from larger sample is less variable than from a smaller sample.

True

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Larger samples give smaller spread

True

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Mean of sampling distribution of p-hat

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For a specific value of p, standard dev gets __ as n gets larger.

Smaller

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Mean of sampling distribution of x-bar

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Standard deviation of sampling distribution of x-bar

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Central Limit Theorem

When n is large, sampling distribution of sample mean x-bar is close to Normal distribution

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If sampling distribution of N is normal, so is x-bar.

True, no matter sample size