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Sample Print 14. Assume that both populations are normally distributed. Sample 1 a) Test whether u1 # u2 at the a = 0.05 level of significance for the given sample data. 20 20 8.2 14.4 b) Construct a 95% confidence interval about 1 - H2. 54 4.2 Click the icon to view the Student t-distribution table. ) Perform a hypothesis test. Determine the null and alternative hypotheses. O A. HO: H1 = H2. H1: H1 > H2 OB. HO: H1 = H2, H1: My