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Assume that the download times for a​ two-hour movie are uniformly distributed between 15 and 21...

Assume that the download times for a​ two-hour movie are uniformly distributed between 15 and 21 minutes. Find the following probabilities.

a. What is the probability that the download time will be less than 16 ​minutes?

b. What is the probability that the download time will be more than 20 minutes?

c. What is the probability that the download time will be between 17 and 19 ​minutes?

d. What are the mean and standard deviation of the download​ times?

Math   Statistics-And-Probability   
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