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 1 - The Nature of Probability and Statistics - 1-2 Variables and Types of Data - Exercises: 3

Answer

Continuous variables are rounded because of the limitations of the device used to measure the variable.

Work Step by Step

A continuous variable is usually rounded to one fewer significant positions than the device can measure. For example, two decimal places are rounded to one decimal place.
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