Mean and standard deviation of the total revenue

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Reference no: EM13982871

A restaurant has three sources of revenue: eat-in orders, takeout orders, and the bar. The daily revenue from each source is normally distributed with mean and standard deviation shown in the table below.

Eat in

Mean

$5,780

StandardDeviation

$142

Takeout

641

Bar

712

a. Will the total revenue on a day be normally distributed?

b. What are the mean and standard deviation of the total revenue on a particular day?

c. What is the probability that the revenue will exceed $7,000 on a particular day?

Reference no: EM13982871

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