AP Statistics 11.1 Inference for the Mean of a Population

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"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

  4. 4

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

  5. 5

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

  6. 6

    In a matched pair design

  7. 7

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

  8. 8

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

  9. 9

    T procedures are useful for

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