Computing test statistic to test productivity

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Reference no: EM1320829

Q1) CEO for the Red White and Blue T-Shirt Company expects quality garments manufactured with minimum of defective garments.  Additional, he expects same quality work from his employees despite of whether they work in day or in evening. To test productivity quickly, he has his shift foremen record number of defective T-shirts made in randomly sampled week.  At 1% level of risk, Data are in the table below.

 

   Monday

   Tuesday

 Wednesday

  Thursday

    Friday

Day Employees

      12

        5

         2

         1

       10

Evening Employees

       8

        4

         6

         5

       10

a) H0:

b) H1:

c) Critical Value: t =

d) Test Statistic (Show procedure.): t =

e) Decision on H0:

f) Conclusion on the problem:

Reference no: EM1320829

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