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1. a) Let X ∼ Exponential(λ). Using Markov’s inequality find an upper bound for P(X ≥...

1. a) Let X ∼ Exponential(λ). Using Markov’s inequality find an upper bound for P(X ≥ a), where a > 0. Compare the upper bound with the actual value of P(X ≥ a).

b) Let X ∼ Exponential(λ). Using Chebyshev’s inequality find an upper bound for P(|X − EX| ≥ b), where b > 0.

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Answer #1

1) Here . The mean and variances are

a) The Markov's inequality is .

The upper bound is

.The actual value is

b)The Chebyshev's inequality is

The upper bound for is .

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