Question

Absent from school: Following are the total numbers of absences on each day of the week for the academic year 2008– 2009 at a Montana elementary school.
Test the null hypothesis that absences are equally likely to occur on any day of the week. Use the. = 0.05 level of significance.
In a hypothetical study, four hospitals were compared with regard to the outcome of a particular type of surgery. For each patient at each hospital, the outcome was classified as Substantial improvement, Some improvement, or No improvement. The results are presented in the following contingency table.


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  • CreatedOctober 05, 2015
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