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 6 ounces.
a) 99.7% of the widget weights lie between _________ and
___________
b) What percentage of the widget weights lie between 33 and 57
ounces? %
c) What percentage of the widget weights lie above 27 ? %
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