A random variable X is exponentially distributed with an expected value of 49. a-1. What is...
A random variable X is exponentially distributed with
an expected value of 49.
a-1. What is the rate parameter λ?
(Round your answer to 3 decimal places.)
a-2. What is the standard deviation of X?
b. Compute P(41 ≤ X ≤ 57). (Round intermediate calculations to at least 4 decimal places and final answer to 4 decimal places.)
c. Compute P(34 ≤ X ≤ 64). (Round intermediate calculations to at least 4 decimal places and final answer to 4 decimal places.)
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A random variable X is exponentially distributed with
an expected value of 49.
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