Question: (3) Perform the following hypothesis tests with a relevant test statistic and write a sentence summarising the result. You can use the full procedure, a

(3) Perform the following hypothesis tests with a relevant test statistic and write a sentence summarising the result. You can use the full procedure, a p-value, or a confidence interval. State the type of test and the results of computations in your answer. (a) Ho : 01 = 02, HA : 01 4 02. S, = 20.8, $2 - 10.2, n = 15, n2 = 15, a = 0.05. (b) Ho : H = 7, HA : H / 7, D = 5.7, s = 9.8, n = 25, a = 0.01

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