VII. SPC & statistics. Note that there are 4 assignments based on unit VII but only one quiz.
VII A. Using data set VIIA, construct and analyze the following control charts. Show your work (by hand or software output). With prior permission of the instructor, you can use data from work instead of the data set (but you cannot use internet or book data).
a. X-bar and range (or s). Calculate the Cp and Cpk and analyze process capability.