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d) The estimated slope of the regression line is 0.317200785 e) Consider the null hypothesis that the slope is 0.5. Test this hypothesis. The test statistic is [ Select ] f) For this test, that the slope is 0.5, at the .05 level of significance you [ Select ] g) Consider the null hypothesis that the slope is 0.7. Test this hypothesis. The test statistic is [ Select ] h) For this test, that the slope is 0.7, at the .05 level of significance you [ Select ] i) Provide the 90% confidence interval for the slope in the regression: [ Select ] o [ Select ] Y X 3.1 1.5 3.3 1.6 3.2 1.8 4 3.5 2 3.1 2.1 3.4 1.7 3.5 1.9 2.3 2.2 4.5 1 8 3.8 2 4.6 2.1 2.4 1.9 abcde WAR