Q1. Given the in-control mean 10 and the process standard deviation 1 (i.e., the standard deviation of individual observations), a) determine the UCL and LCL for an x-bar chart with the type I error of 0.001 and sample size of 4. (i) What is UCL? (ii) What is LCL? b) Assume that a mean shift is 1.5, what is the type II error under this mean shift?
Q1. Given the in-control mean 10 and the process standard deviation 1 (i.e., the standard deviation of individual observations), a) determine the UCL and LCL for an x-bar chart with the type I error of 0.001 and sample size of 4. (i) What is UCL? (ii) What is LCL? b) Assume that a mean shift is 1.5, what is the type II error under this mean shift?
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 14PPS
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Given the in-control mean 10 and the process standard deviation 1 (i.e., the standard deviation of individual observations),
a) determine the UCL and LCL for an x-bar chart with the type I error of 0.001 and sample size of 4.
(i) What is UCL? (ii) What is LCL?
b) Assume that a mean shift is 1.5, what is the type II error under this mean shift?
Transcribed Image Text:Q1. Given the in-control mean 10 and the process standard deviation 1 (i.e., the standard deviation
of individual observations),
a) determine the UCL and LCL for an x-bar chart with the type I error of 0.001 and sample size of
4.
(i) What is UCL?
(ii) What is LCL?
b) Assume that a mean shift is 1.5, what is the type II error under this mean shift?
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