) 99.7% of the widget weights lie between ______ and_______ b) What percentage of the widget weights lie between 20 and 65 ounces?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 10PT
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The Acme Company manufactures widgets. The distribution of widget weights is bell-shaped. The widget weights have a mean of 38 ounces and a standard deviation of 9 ounces.

Use the Empirical Rule.

Suggestion: sketch the distribution in order to answer these questions.

a) 99.7% of the widget weights lie between ______ and_______

b) What percentage of the widget weights lie between 20 and 65 ounces? ______

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