Introductory Statistics
1st Edition
ISBN: 9781938168208
Author: Barbara Illowsky, Susan Dean
Publisher: OpenStax College
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Textbook Question
Chapter 7, Problem 93H
M&M candies large candy bags have a claimed net weight of 396.9 g. The standard deviation for the weight of the individual candles is 0.0 17 g. The following table Is from a stats experiment conducted by a statistics class.
Table 7.7
The bag contained 465 candles and he listed weights in the table came from randomly selected candles. Count the weights.
a. Find the mean sample weight and the standard deviation of the sample weights of candles in the table.
b. Find the sum of the sample weights in the table and the standard deviation of the sum of the weights.
c. If 465 M&Ms are randomly selected, find the
d. Is the Mars Company’s M&M labeling accurate?
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Chapter 7 Solutions
Introductory Statistics
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