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Croissant Bakery, INC. offers special decorated cakes for birthdays,

Resolved Question:

Croissant Bakery, INC. offers special decorated cakes for birthdays, weddings, and other occasions. It also has regular available in its bakery. The following table gives the total number of cakes sold per day and the corresponding probability. Compute the mean, variance, and standard deviation of the number of cakes sold per day.

Number of Cakes Sold in a Day Probability
12 .25
13 .40
14 .25
15 .10
Submitted: 5 years ago.
Category: Math Homework
Expert:  David replied 5 years ago.

David :

hello again.
the answers are:
mean = 13.2
variance = 0.86
standard deviation = 0.927

David :

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Customer:

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