Question: Test the following hypotheses by using the given sample information and = .01. Assume the populations are normally distributed. H0: 21 = 22 .......Ha:

Test the following hypotheses by using the given sample information and α = .01. Assume the populations are normally distributed.
H0: σ21 = σ22 .......Ha: σ21 < σ22
n1 = 10, ....... n2 = 11, .......s21 = 562, .......s22 = 1013

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