Unformatted text preview: and Confidence Interval Estimator o Test Statistic When o Confidence Interval Estimator of When • Testing the Population Variances o The hypotheses to be tested are o The test statistic is the ratio of the sample variances , which is Fdistributed with degrees of freedom and . The required condition is the same as that for the ttest of , which is that both populations are normally distributed. o This is a two tail test so that the rejection region is o 13.2 Observational and Experimental Data 13.3 Inference about the Difference between Two Means: Matched Pairs Experiment 13.4 Inference about the Ratio of Two Variances 13.5 Inference about the Difference between Two Population Proportions...
View
Full Document
 Fall '11
 tanaka
 Economics, Normal Distribution, Variance, confidence interval estimator, Observational and Experimental Data

Click to edit the document details