The amount of time it takes for a student to complete a statistics quiz is uniformly...

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The amount of time it takes for a student to complete a statistics quiz is uniformly...

The amount of time it takes for a student to complete a statistics quiz is uniformly distributed between 84 and 107 minutes. One student is selected at random

a. the probabilty density fuction f(x)

b.The student completes the quiz in exactly 92.35 minutes.

c.The student completes the quiz in a time between 89 and 97 minutes.

d. Find the longest completion time, a such that a student would be in the quickest 15% of test takers. (Ex. find a such P(x<a)=0.15

e. What is the mean amount of time students take to complete the exam?

math Statistics-And-Probability

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