Introduction To Statistics And Data Analysis
Introduction To Statistics And Data Analysis
6th Edition
ISBN: 9781337793612
Author: PECK, Roxy.
Publisher: Cengage Learning,
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Textbook Question
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Chapter 3.3, Problem 36E

Use the relative frequency distribution constructed in the previous exercise to answer the following questions.

  1. a. Construct a cumulative relative frequency plot for the Medford rainfall data.
  2. b. Use the cumulative relative frequency plot of Part (a) to answer the following questions:
    1. i. Approximately what proportion of years had annual rainfall less than 15.5 inches?
    2. ii. Approximately what proportion of years had annual rainfall less than 25 inches?
    3. iii. Approximately what proportion of years had annual rainfall between 17.5 and 25 inches?

Example 3.19 used annual rainfall data for Albuquerque, New Mexico, to construct a relative frequency distribution and cumulative relative frequency plot. The National Climate Data Center also gave the accompanying annual rainfall (in inches) for Medford, Oregon, from 1950 to 2008.

Chapter 3.3, Problem 36E, Use the relative frequency distribution constructed in the previous exercise to answer the following

  1. a. Construct a relative frequency distribution for the Medford rainfall data.
  2. b. Use the relative frequency distribution of Part (a) to construct a histogram. Describe the shape of the histogram.
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Chapter 3 Solutions

Introduction To Statistics And Data Analysis

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