Q51 The Acme Company manufactures widgets. The distribution of widget weights is bell-shaped. The widget weights have a

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Q51
The Acme Company manufactures widgets. The distribution of
widget weights is bell-shaped. The widget weights have a mean of 41
ounces and a standard deviation of 10 ounces.

Use the Empirical Rule and a sketch of the normal 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 31 and 61
ounces? %

c) What percentage of the widget weights lie below 61
? %

If you use the Empirical Rule, you should not need rounding
directions.