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statistic check

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Find the critical value for the hypothesis test, given the following. (Give your answer correct to two decimal places.)
Ha: ó1 > ó2, with n1 = 8, n2 = 10, and á = 0.025
F = 2.60 is what I got.

  • statistic check - ,

    F = 4.49

  • statistic check - ,

    That was wrong answer critical value
    This is the correct one
    F critical value 6.12

  • statistic check - ,

    Sorry but that answer is wrong also..

  • statistic check - ,

    F .025, 7 , 9 = 4.20

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