Widgets are made in a two-shift operation. Management is wondering if there is any difference in the
Question:
Widgets are made in a two-shift operation. Management is wondering if there is any difference in the proportion of defectives produced by these two shifts.
a. How would you use the p control chart to determine if there is a difference between the two shifts? Explain.
b. On the first shift, samples of 200 units have been used and = .06. Calculate CL, UCL, LCL for the first shift.
c. On the second shift, six samples of 200 units have been taken with the proportion of defectives .04, .06, .10, .02, .05, and .03. Using the samples from the second shift, has the process mean shifted upward or downward? Explain.
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Related Book For
Operations Management In The Supply Chain Decisions And Cases
ISBN: 9781260571431
8th Edition
Authors: Schroeder, Roger G., Goldstein, Susan Meyer
Question Posted: