. A hat company found women had a mean head circumference of 57.46 cm and a standard deviation of 2.18 cm. a) Find the range of “usual” values according to the Empirical Rule b) Is a woman’s head circumference of 50 cm considered usual or unusual?

. A hat company found women had a mean head circumference of 57.46 cm and a standard deviation of 2.18 cm. a) Find the range of “usual” values according to the Empirical Rule b) Is a woman’s head circumference of 50 cm considered usual or unusual?

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

7. A hat company found women had a mean head circumference of 57.46 cm and a standard deviation
of 2.18 cm.

a) Find the range of “usual” values according to the Empirical Rule
b) Is a woman’s head circumference of 50 cm considered usual or unusual?

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