Probability and Statistics for Engineers and Scientists
Probability and Statistics for Engineers and Scientists
9th Edition
ISBN: 9780321629111
Author: Ronald E. Walpole, Raymond H. Myers, Sharon L. Myers, Keying Ye
Publisher: Prentice Hall
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Chapter 1.3, Problem 3E

(a)

To determine

Construct the dot plot.

(b)

To determine

Identify whether the aging process had effect on tensile strength or not.

(c)

To determine

Find the sample mean for the no aging process.

Find the sample mean for the aging process.

(d)

To determine

Find the median for the no aging process.

Find the median for the aging process.

Identify the similarity or lack of similarity between the mean and median of two groups.

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