Stats Modeling the World, 4th Edition

Published by Pearson
ISBN 10: 0133151549
ISBN 13: 978-0-13315-154-1

Chapter 5 - The Standard Deviation as a Ruler and the Normal Model - Exercises - Page 132: 17

Answer

a) $1.81$ standard deviation below the mean. b) A steer weighing $1000$ pounds because it is further away from the mean.

Work Step by Step

a) $z=\frac{y-\mu}{\rho}=\frac{1000-1152}{84}=-1.81$ A steer weighing $1000$ pounds would be $1.81$ standard deviation below the mean. b) $z=\frac{y-\mu}{\rho}=\frac{1250-1152}{84}=1.17$ The answer is a steer weighing $1000$ pounds because it is further away from the mean.
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