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Answer the test static Homework: 9.4 HW - Question 3, 9.4.8- HW Score: 28.57%, Two Variances or T 20 of 70 points Standard Deviations Part

Answer the test static

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Homework: 9.4 HW - Question 3, 9.4.8- HW Score: 28.57%, Two Variances or T 20 of 70 points Standard Deviations Part 2 of 5 O Points: 0 of 10 Save Words were displayed on a computer screen with background colors of red and blue. Results from scores on a test of word recall e given below. Use a 0.05 significance level to test the claim that the samples are from populations with the same standard eviation. Assume that both samples are independent simple random samples from populations having normal distributions. oes the background color appear to have an effect on the variation of word recall scores? X Red Background 35 15.34 5.98 Blue Background 37 12.09 5.45 What are the null and alternative hypotheses? OA. HO: 07 = 02 OB. Ho: 07 = 07 H1: 09 202 H1 : 07 OC. Ho: 02 # 07 D. H: 02 =03 H1:09 = 0 7 H1 : 07 7 Identify the test statistic. F=(Round to two decimal places as needed.)

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