Mathematics · Probability Distributions

Let the probability mass function of X be given by p(x) = c 4xx!, where x = 0, 1, 2, 3, ... Then the constant c is equal to:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1e4
2e-4✓
3e2
4e

Correct answer

e-4

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Let the probability mass function of X be given by p(x) = c 4xx!, where x = 0, 1, 2, 3, ... Then the constant c is equal to:

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Let the probability mass function of X be given by p(x) = c 4xx!, where x = 0, 1, 2, 3, ... Then the constant c is equal to:

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