Business, 23.11.2019 04:31 natnat55

The chair of the operations management department at quality university wants to construct a p-chart for determining whether the four faculty teaching the basic p/om course are in control with regard to the number of students who fail the course. accordingly, he sampled 100 final grades from last year for each instructor, with the following results: instructor number of failures prof. a 13 prof. b 0 prof. c 11 prof. d 16 using .95 control limits (5 percent risk of type i error), which instructor(s), if any, should he conclude is (are) out of control?
a. all
b. none
c. both
d. prof. b and prof. d
e. prof. d
f. prof. b

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The chair of the operations management department at quality university wants to construct a p-chart...