AP Statistics 11.1 Inference for the Mean of a Population

by: reineri636

"This chapter describes confidence intervals and significance tests for the mean of a single population and for comparing the means of two populations."

  1. 1

    It is not important that the data is of a simple random sample of size "n" from the population of interest

  2. 2

    Standard error of a statistic refers to..

  3. 3

    Degrees of freedom, in a t-statistic, is found by

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    Density curves of the t distributions are similar in shape to the standard normal curve.

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    P-values are not exact if the population distribution is normal

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    In a matched pair design

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    To compare the responses to the two treatments in a matched pair design

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    If the confidence level of p value does not change very much, the significance test is called

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    T procedures are useful for

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