The Acme Company manufactures widgets. The distribution of widget weights is bell-shaped. The widget weights have a mean of 39 ounces and a standard deviation of 4 ounces. Use the Empirical Rule. Suggestion: sketch the distribution in order to answer these questions. and a) 68% of the widget weights lie between b) What percentage of the widget weights lie between 31 and 43 ounces? c) What percentage of the widget weights lie below 51 ? de ae

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6.1 The Empirical Rule 68-95-99.7
The Acme Company manufactures widgets. The distribution of widget weights is bell-shaped. The widget
weights have a mean of 39 ounces and a standard deviation of 4 ounces.
Use the Empirical Rule.
Suggestion: sketch the distribution in order to answer these questions.
a) 68% of the widget weights lie between
and
b) What percentage of the widget weights lie between 31 and 43 ounces?
c) What percentage of the widget weights lie below 51 ?
Transcribed Image Text:6.1 The Empirical Rule 68-95-99.7 The Acme Company manufactures widgets. The distribution of widget weights is bell-shaped. The widget weights have a mean of 39 ounces and a standard deviation of 4 ounces. Use the Empirical Rule. Suggestion: sketch the distribution in order to answer these questions. a) 68% of the widget weights lie between and b) What percentage of the widget weights lie between 31 and 43 ounces? c) What percentage of the widget weights lie below 51 ?
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