Algebra 2 (1st Edition)

Published by McDougal Littell

Chapter 11 Data Analysis and Statistics - 11.4 Select and Draw Conclusions from Samples - 11.4 Exercises - Problem Solving - Page 771: 30b

3.6 percent

Work Step by Step

We use the margin of error equation to find: $$=100\times \frac{1}{\sqrt{n}}\\ = 100 \times \frac{1}{\sqrt{787}} \\ =3.6\text{%}$$

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