To design a p-chart showing upper and lower control limits. Concept Introduction: P-charts are used to identify the defective items, from a group of items. It is a form of control chart which is used to analyze the proportion of nonconforming units into a specified sample.

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Chapter 3, Problem 13P

(a)

Summary Introduction

Interpretation:

To design a p-chart showing upper and lower control limits.

Concept Introduction:

P-charts are used to identify the defective items, from a group of items. It is a form of control chart which is used to analyze the proportion of nonconforming units into a specified sample.

(b)

Summary Introduction

Interpretation:

Tax information process in statistical control.

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