Given the following information about a hypothesis, and the test of the difference between two variances based on independent random samples, what is the critical value of the test statistic at a significance level of 0.05? Assume that the samples are obtained from normally distributed populations. H_A: σ²_A σ²_B, ₁ = 12, ₂ = 9, s₁ = 5, s₂ = 3, n₁ = 13, n₂ = 10. A) 3.87 B) 2.67 C) 3.07 D) 2.80 E) 2.38

Question

Given the following information about a hypothesis, and the test of the difference between two variances based on independent random samples, what is the critical value of the test statistic at a significance level of 0.05? Assume that the samples are obtained from normally distributed populations. H_A: σ²_A > σ²_B, ₁ = 12, ₂ = 9, s₁ = 5, s₂ = 3, n₁ = 13, n₂ = 10. A) 3.87 B) 2.67 C) 3.07 D) 2.80 E) 2.38

Quizplus · Accepted Answer

F distribution for .05, numerator df = 12, denominator df = 9

Given the Following Information About a Hypothesis, and the Test