Introduction to Statistics and Data Analysis
Introduction to Statistics and Data Analysis
5th Edition
ISBN: 9781305445963
Author: PECK
Publisher: Cengage
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Chapter 1.4, Problem 24E

a.

To determine

Explain whether a dot plot is appropriate to display the ratings for the beaches.

b.

To determine

Summarize the wet weather grades by constructing a relative frequency distribution and a bar chart.

c.

To determine

Summarize the dry weather grades by constructing a bar chart.

d.

To determine

Explain whether the bar graphs from Parts (b) and (c) support the statement that beach water quality tends to be better in dry weather conditions or not.

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Introduction to Statistics and Data Analysis

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