Suppose two independent random samples of sizes n1 = 9 and n2 = l6 that have been
Question:
a. Test H0: σ21 = σ22 versus Ha: σ21 + σ22 with a = .05. What do you conclude?
b. Test H0": σ21 < σ22 versus Ha: σ21 > σ22 with a = .05. What do you conclude?
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Related Book For
Business Statistics In Practice
ISBN: 9780073401836
6th Edition
Authors: Bruce Bowerman, Richard O'Connell
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