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Suppose you take two random samples of dieters to show that those on a Low-Carb Diet lose more weight than those on a Low-Fat Diet.
Suppose you take two random samples of dieters to show that those on a Low-Carb Diet lose more weight than those on a Low-Fat Diet. Use the following table to test the hypothesis H0: 1 2versus H1: 1> 2at 0.05 level of significance (Assume that the population variances are equal but unknown). What is the pooled-variance?
Select one:
3.076
3.157
3.674
3.233
None of these are correct
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