Assume that both populations are normally distributed. Sample 1 Sample 2 a) Test whether u, > u, at the a- 0.10 level of significance for the given sample data. 20 b) Construct a 90% confidence interval about 1 - H2 EIXO 50.3 3.2 8.8 12.3 Click the icon to view the Student t-distribution table. a) Perform a hypothesis test. Determine the null and alternative hypotheses O A. Ho: H1 - H2, H1: H1 - H2 OB. Hot H, 2 H2, H 1: H1 - H2 OC. Ho: Hy C H2. H1: H1 > H2 OD. Ho: Hy - H2, H1: H1