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Part II: Show clear steps below each question and indicate your final answer clearly. 1) Inference about two means independent samples. [5 points] Given the following sample data, test H1 > Hz at a = 0.1 S1 $2 n 25 18 50.2 42.0 S 6.4 9.9 a) Write the null hypothesis Ho b) Find the degrees of freedom: c) Find the critical value to =_ Table Vii d) Write the formula and write the test statistic to = e) Write your decision and conclusion using results from c and d