# Samples of size n = 5 are collected from a process every half hour. After 50 samples

## Question:

(a) Estimate the process standard deviation.

(b) Find the control limits on the charts.

(c) If the process mean shifts to 22, what is the probability of concluding that the process is still in control?

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## Step by Step Answer:

**Related Book For**

## Introduction to Statistical Quality Control

**ISBN:** 978-1118146811

7th edition

**Authors:** Douglas C Montgomery