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a. Compare the cdf and pdf of an exponential random variable with rate λ=2 with the...

a. Compare the cdf and pdf of an exponential random variable with rate λ=2 with the cdf and pdf of an exponential rv with rate 1/2.

b. Compare the pdfs of three normal random variables, one with mean 1 and standard deviation 1, one with mean 1 and standard deviation 10, and one with mean -4 and standard deviation 1.

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