(Solution) - In Exercises 1 test the given claim Use a significance -(2025 Original AI-Free Solution)

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In Exercises 1, test the given claim. Use a significance level of a = 0.05, and assume that all populations are normally distributed. Use the traditional method of testing hypotheses outlined, and draw the appropriate graphs.
Claim: Populations A and B have different variances (a2 ^ o~2).
Sample A: n = 25, x- = 175, s2 = 900
Sample B: n = 31, x- = 200, s2 = 2000