The Acme Company manufactures widgets. The distribution of widget weights is bell-shaped. The widget weights have a mean of 63 ounces and a standard deviation of 7 ounces. Use the Standard Deviation Rule, also known as the Empirical Rule.

a) 68% of the widget weights lie between
and

b) What percentage of the widget weights lie between 49 and 70 ounces?
%

c) What percentage of the widget weights lie above 42?
%