Suppose that you are investigating the

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Due on: 09/18/2017
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6. (Problem 12.21) Suppose that you are investigating the relative wages of male and female workers in a given industry. In a simple random sample of 12 males you ?nd X,“ = $500 (per week) and em = $100. In a simple random sample of 9 females you ?nd X; = $350 and s, = $140. Find the p-value for and test the hypothesis Ho I?m - M = 0 H1 5 Fm _ Pf ¢ 0 at the 0.05 level. (Assume that the population variances are equal.) Also test the hypothesis with the concept of critical value.
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Suppose that you are investigating the

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