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assignment009 assignment009
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6 years ago
The number of cell phone minutes used by high school seniors follows a normal distribution with a mean of 500 and a standard deviation of 50. What is the probability that a student uses fewer than 400 minutes?
A) 0
B) 0.023
C) 0.159
D) 0.977
E) None of the above
Textbook 
Quantitative Analysis for Management

Quantitative Analysis for Management


Edition: 12th
Authors:
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TheBatTheBat
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#1
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6 years ago
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assignment009 Author
wrote...

6 years ago
Thanks
jbarnett14
wrote...

Yesterday
Good timing, thanks!
tcat
wrote...

2 hours ago
Smart ... Thanks!
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