The number of cell phone minutes used by high school

Reference no: EM13610124

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 400 minutes or fewer?

Reference no: EM13610124

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The number of cell phone minutes used by high school : the number of cell phone minutes used by high school seniors follows a normal distribution with a mean of 500 and a

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The number of cell phone minutes used by high school

Reference no: EM13610124

Reference no: EM13610124

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