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8. Filling Bottles. A certain brand of apple juice is supposed to have 64 oz. of juice. Because the filling machine is not precise, the
8. Filling Bottles. A certain brand of apple juice is supposed to have 64 oz. of juice. Because the filling machine is not precise, the exact amount of juice varies from bottle to bottle. The quality control manager wishes to verify that the mean amount of juice in each bottle is 64 oz., so she can be sure that the machine is not over or under filling. She randomly samples 22 bottles of juice and measures the content. She obtains sample with "x-bar" = 63.95; O=.06. State the null and alternative hypotheses, then test the hypothesis at the a=.1 level of significance. Draw your conclusions and make a recommendation. 9. In order to test Ho: p=20 versus H1:
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