(See Steps) The following data (also provided in the Exam 1 Data Excel sheet) are the average weekly losses of worker hours due to accidents in ten randomly
Question: The following data (also provided in the Exam 1 Data Excel sheet) are the average weekly losses of worker hours due to accidents in ten randomly selected industrial plants before and after the implementation of an elaborate safety program. At an alpha of .05, conduct the appropriate test to determine whether the safety program changed the average weekly losses of worker hours due to accidents. Include your hypotheses, appropriate test statistic, p-value, and a write-up (a few sentences is fine) of your results. (10 points)
Deliverable: Word Document 
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Chi-Square test for One Pop. Variance - MathCracker.com