Identify the test static

Homework: 9.4 HW \"W Score: - Question 3, 56.43%, 39.5 (6;; of 70 points Part 2 of 5 @ Points: 2 Save of10 Standard Deviations Words were displayed on a computer screen with background colors of red and blue. Results from scores on a test of word recall are given below. Use a 0.05 signicance level to test the claim that the samples are from populations with the same standard deviation. Assume that both samples are independent simple random 1 samples from populations having normal distributions. Does the background color appear to have an effect on the variation of word recall scores? n i 3 Red Background 35 15.34 5.98 Blue Background 37 12.09 5.45 ~@ What are the null and alternative hypotheses? \\ A. . 2 _ 2 B. . 2 _ 2 -~- H0. c1 02 H0. 61 -0'2 . 2 2 _ 2 2 H1151 20-2 H1.G1