The Basic Practice of Statistics 7th Edition

Published by W. H. Freeman
ISBN 10: 146414253X
ISBN 13: 978-1-46414-253-6

Chapter 14 - Binomial Distributions - Apply Your Knowledge - Page 338: 14.11a

Answer

µ = 434.75 σ = 16.55

Work Step by Step

n = 1175, p = 0.37 Using known equations, we find: $µ = np = 1175 \times 0.37 = 434.75$ $σ = \sqrt {np (1-p)} = \sqrt {1175\times 0.37 (1 - 0.37)} = 16.55$
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