Question

In a uniform distribution, [1, 9], what is the area between 4 and 7? Group of...

In a uniform distribution, [1, 9], what is the area between 4 and 7?

Group of answer choices

3/8

3/10

1

2/3

None of the above

If the time required to complete a task is uniformly distributed between 30 and 60 seconds, what is its expected value?

Group of answer choices

45 seconds

42 seconds

40 seconds

47 seconds

49 seconds

Math   Statistics-And-Probability   
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