Course Solutions Uncategorized (Solved) : Data Shown Collected Lost Time Accidents Figures Given Mean Work Hours Lost Per Month Peri Q33389518 . . . .

(Solved) : Data Shown Collected Lost Time Accidents Figures Given Mean Work Hours Lost Per Month Peri Q33389518 . . . .

 

The data shown here were collected on lost-time accidents (the figures given are mean work-hours lost per month over a period of 1 year) before and after an industrial safety program was put into effect. Data were recorded for six industrial plants. Plant Number 1 2 3 4 5 6 Before Program 37 62 42 71 58 31 After Program 33 56 45 65 5430 Do the data provide sufficient evidence to indicate whether the safety program was effective in reducing lost-time accidents? Test using α : 01 Useub f e-at er eld State the null and altrnative hypotheses. State the test statistic. Round your answer to three decimal places.) State the rejection region. (If the test is one-tailed, enter NONE for the unused region. Round your answers to three decimal places.)

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