Question: Make a decision using confidence interval. 2. Let X ~ N (ux, of), where the variance of > 0 is unknown. Let Y ~ N

Make a decision using confidence interval.

2. Let X ~ N (ux, of), where the variance of > 0 is unknown. Let Y ~ N (MY, o}), where the variance ov > 0 is unknown. Consider the hypothesis testing that Ho : 2.1 versus H1 : > 2.1. Given the following information of the independent random samples: n1 = 8, $3 = 6.45, n2 = 11, sy = 5.23, should Ho be rejected with the significance levels a = 0.05? Make a decision using confidence interval

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