The Basic Practice of Statistics 7th Edition

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

Chapter 19 - From Data Production to Inference: Part III Review - Test Yourself - Page 445: 19.17

Answer

Here we have: μ = 100, σ = 15. n = 60 For a normal distribution: μ = x̅ = 100 $σ_{x̅} = \frac{σ}{\sqrt n} = \frac{15}{\sqrt 60} = 1.936$

Work Step by Step

Here we have: μ = 100, σ = 15. n = 60 For a normal distribution: μ = x̅ = 100 $σ_{x̅} = \frac{σ}{\sqrt n} = \frac{15}{\sqrt 60} = 1.936$
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