Answer to Question #283345 in Economics for Dee

Question

If a random variable has a probability density

𝑓(𝑥)={0 𝑓𝑜𝑟 𝑥≤0𝑘𝑥𝑒−4𝑥𝑓𝑜𝑟 𝑥>0

Then find k and the probabilities that it will take on a value

a) Between 2 and 4

b) Greater than ¼

Answer 1

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