Analyze the data in the problems listed below using median and up/ down run tests with z = ± 2. a. Given the following run test results of process output, what do the results of the run tests suggest about the process?

Test z - score

Median ..........+ 1.37

Up/ Down .........+ 1.05

b. Twenty means were plotted on a control chart. An analyst counted 14 runs above/ below the median, and 8 up/down runs. What do the results suggest about the process?

c. Problem 8.

d. Problem 7.