A quality control engineer for a manufacturing plant wishes to determine ...

       A quality control engineer for a manufacturing plant wishes to   determine whether the number of defective items manufactured during the week   is approximately the same on each day. A week is selected at random, and the   number of defective items produced with the same frequesncy each day.   Day                Monday     Tuesday       Wednsday     Thursday     Friday    Number            32                 16                   23                    19             40    a) What is   the hypothesis?     b) What is   your X2 ?      c) Is the   X2 value significant at 5% level of significance?    d) Write the   conclusion for the this question. Write detail