Statistics, 4th Edition

Published by W. W. Norton & Company
ISBN 10: 0393929728
ISBN 13: 978-0-39392-972-0

Chapter 1 - Part 1 - Design of Experiments - Exercise Set A - Page 20: 15

Answer

(a) $10\%$ (b) $1\%$ (c) $1\%$ (d) $2\%$

Work Step by Step

(a) The percentage can be calculated as: $46/446\approx 10\%$ (b) This is one tenth of the range in exercise (a) meaning $\frac{10\%}{10}=1\%$ (c) This is one tenth of the range in exercise (a) meaning $\frac{10\%}{10}=1\%$ (d) This is two tenth of the range in exercise (a) meaning $2\times \frac{10\%}{10}=2\%$
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