Elementary Statistics: A Step-by-Step Approach with Formula Card 9th Edition

Published by McGraw-Hill Education
ISBN 10: 0078136334
ISBN 13: 978-0-07813-633-7

Chapter 2 - Frequency Distributions and Graphs - 2-1 Organizing Data - Exercises 2-1 - Page 53: 26


The graph for frequency distribution with 7 classes is shown below.

Work Step by Step

Data range: $37.9-17.3=20.6$ Bin width (7 classes): $\frac{20.6}{7}=2.94\approx3$ Start point for bin 1: $17.25$ to avoid any data fall on bin walls Count the frequency in each bin and plot the data.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.