April 4, 2008

April 4, 2008 - X obt upper t s X + = Sampling distribution...

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April 4 Outline I. Continuation of single sample t example A. Sampling distribution of t B. Use of Table D C. Reporting t test results II. Computing single sample t with original scores t obt = ) 1 ( - - N N SS X obt μ III. Single sample t on SPSS IV. Using t to compute confidence intervals A. Confidence intervals and confidence limits B.The 95% confidence interval for μ C. Example D. Confidence limits in general crit X obt lower t s X - = crit
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Unformatted text preview: X obt upper t s X + = Sampling distribution of t: a probability distribution of the t values that would occur if all possible samples of size N were drawn from a specific raw score population Confidence interval: a range of values that probably (with a certain probability) contains the population value Confidence limits: the values that bound the confidence interval...
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April 4, 2008 - X obt upper t s X + = Sampling distribution...

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