Asked by jonathan
The time per week a student uses a lab computer is normally distributed, with a mean of 6.2 hours and a standard deviation of 0.9 hour. A student is randomly selected.
a. Find the probability that a student uses a lab computer less than 4 hours per week.
b. Find the probability that a student uses a lab computer between 5 and 7 hours per week.
a. Find the probability that a student uses a lab computer less than 4 hours per week.
b. Find the probability that a student uses a lab computer between 5 and 7 hours per week.
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