Use the 68-95-99.7 rule to solve the problem. The amount of Jen's monthly phone bill is normally distributed with a mean of $56 and a standard deviation of $12. Fill in the blanks. and $_. 68% of her phone bills are between $_ 32, 56 56, 68 32, 80 44, 68- 00

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QUESTION 22
Use the 68-95-99.7 rule to solve the problem.
The amount of Jen's monthly phone bill is normally distributed with a mean of $56 and a standard
deviation of $12. Fill in the blanks.
and $__.
68% of her phone bills are between $
32, 56
56, 68
32, 80
44, 68
0000
Transcribed Image Text:QUESTION 22 Use the 68-95-99.7 rule to solve the problem. The amount of Jen's monthly phone bill is normally distributed with a mean of $56 and a standard deviation of $12. Fill in the blanks. and $__. 68% of her phone bills are between $ 32, 56 56, 68 32, 80 44, 68 0000
Expert Solution
Understanding the 68 - 95 - 99.7 rule

This rule states the percentage of area which covers the graph and standard deviation associated with it thus we can easily find the range for the given percentage of bills 

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