The Number of Cell Phone Minutes Used by High School

question 2

Multiple Choice

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 more than 350 minutes?

• A)0.001
• B)0.999
• C)0.618
• D)0.382

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Definitions:

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A retail business that specializes in preparing and selling blended fruit drinks, often with additional ingredients for health benefits.