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    Chi-square Test

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    A human resource manager is interested in whether absences occur during the week with equal frequency. The manager took a random sample of 100 absences and created the following table:

    Monday 28
    Tuesday 20
    Wednesday 12
    Thursday 18
    Friday 22

    At a significance level of alpha = .05 test the Null that the probabilities of absences are the same for all five days.

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    Chi-square Test

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