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Recent questions tagged expectation

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1
Memory Based GATE DA 2024 | Question: 1
Consider the probability density function \(f(x) = \lambda e^{-\lambda x}\) for \(x \geq 0\) and \(\lambda > 0\). Determine the value of \(\lambda\) such that \(5E(x) = V(x)\).
Consider the probability density function \(f(x) = \lambda e^{-\lambda x}\) for \(x \geq 0\) and \(\lambda 0\). Determine the value of \(\lambda\) such that \(5E(x) = V(...
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1 votes
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6
Probability Doubt
The expected number of times a 6 appears when a fair die is rolled 10 times is equal to?
The expected number of times a 6 appears when a fair die is rolled 10 times is equal to?
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