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h of the data values (below) was

h of the data values (below) was

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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2. Each of the data values (below) was taken from a process with mean u=9" and o=1". X1=9.2, X2=9.7, X3=8.1, X4=12.5, X5=15.6 a) Calculate the EWMA statistic using A=0.30 for each data point, assume zO=9. b) Calculate steady-state limits (use L=3) and determine if the process is out of control. c) Indicate which, if any, points are out of control. d) Using the same data, compute the CUSUM statistic for each data point
Transcribed Image Text:2. Each of the data values (below) was taken from a process with mean u=9" and o=1". X1=9.2, X2=9.7, X3=8.1, X4=12.5, X5=15.6 a) Calculate the EWMA statistic using A=0.30 for each data point, assume zO=9. b) Calculate steady-state limits (use L=3) and determine if the process is out of control. c) Indicate which, if any, points are out of control. d) Using the same data, compute the CUSUM statistic for each data point
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