3.33 Use the relative frequency distribution constructed in Exercise 3.32 to answer the following questions. a. Construct

Question:

3.33 Use the relative frequency distribution constructed in Exercise 3.32 to answer the following questions.

a. Construct a cumulative relative frequency plot for the Medford rainfall data.

b. Use the cumulative relative frequency plot of Part

(a) to answer the following questions:

i. Approximately what proportion of years had annual rainfall less than 15.5 inches?

ii. Approximately what proportion of years had annual rainfall less than 25 inches?

iii. Approximately what proportion of years had annual rainfall between 17.5 and 25 inches?

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Related Book For  book-img-for-question

Introduction To Statistics And Data Analysis

ISBN: 9781305445963

5th Edition

Authors: Roxy Peck, Chris Olsen, Jay L Devore

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