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In swimming, clearly you would like to swim fast, but swimming consistent times is also important....

  1. In swimming, clearly you would like to swim fast, but swimming consistent times is also important. A survey of 30 swims by men on a local university's swim team found a variance of their swimming times was 8. A similar survey of 41 swims by swimmers at a different university found the variance was 19. When testing the hypothesis (at the 10% level of significance) that the variances are equal, what is the critical value? (please round your answer to 2 decimal places) ***PLEASE SHOW WORK***
Math   Statistics-And-Probability   
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Answer #1

H0: =

H1:

Ar alpha = 0.10, the critical values are F() = F(0.05, 29, 40) = 0.55

                                                           F() = F(0.95, 29, 40) = 1.75

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