The Acme Company manufactures widgets. The distribution of widget weights is bell-shaped. The widget weights have a mean of 45 ounces and a standard deviation of 4 ounces. Use the Standard Deviation Rule, also known as 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 37 and 57 ounces? c) What percentage of the widget weights lie below 49 ? a %

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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The Acme Company manufactures widgets. The distribution of widget weights is bell-shaped. The widget weights have a mean of 45 ounces and a standard deviation of 4 ounces.

Use the Standard Deviation Rule, also known as 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 37 and 57 ounces? [ ] %

c) What percentage of the widget weights lie below 49? [ ] %
Transcribed Image Text:The Acme Company manufactures widgets. The distribution of widget weights is bell-shaped. The widget weights have a mean of 45 ounces and a standard deviation of 4 ounces. Use the Standard Deviation Rule, also known as 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 37 and 57 ounces? [ ] % c) What percentage of the widget weights lie below 49? [ ] %
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