Question: Level 95%: x1 = 47.7, x2 = 42.6, s1 = 33.9, s2 = 17.6, n1 = 13, n2 = 19 In Exercises 914, construct the

Level 95%: x̄1 = 47.7, ̄x2 = 42.6, s1 = 33.9, s2 = 17.6, n1 = 13, n2 = 19 In Exercises 9–14, construct the confidence interval for the difference μ1 − μ2 for the given level and values of x̄1 x̄2, s1, s2, n1, and n2

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