The Basic Practice of Statistics 7th Edition

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

Chapter 3 - The Normal Distributions - Apply Your Knowledge - Page 85: 3.7a

Answer

95% interval = μ ± 2σ μ = 852 mm σ = 82 mm μ ± 2σ = 852 ± 2 (82) = [688, 1016]

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