The Acme Company manufactures widgets. The distribution of widget weights is bell-shaped. The widget weights have a mean of 37 ounces and a standard deviation of 7 ounces. Use the Empirical Rule.

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

a) 95% of the widget weights lie between and

b) What percentage of the widget weights lie between 16 and 51 ounces? %

c) What percentage of the widget weights lie above 30 ?