The following hypotheses are given.
H0: σ21 = σ22
H1: σ21 ≠ σ22
A random sample of eight observations from the first population resulted in a standard deviation of 10. A random sample of six observations from the second population resulted in a standard deviation of 7. At the .02 significance level, is there a difference in the variation of the two populations?Solution:Download free solution (doc) |

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