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प्रश्न
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A listing of all the outcomes of an experiment and the probability associated with each outcome is called
विकल्प
probability distribution
probability density function
attributes
distribution function
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उत्तर
probability distribution
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संबंधित प्रश्न
Four fair coins are tossed once. Find the probability mass function, mean and variance for a number of heads that occurred
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Let X be a continuous random variable with probability density function
`"f"_x(x) = {{:(2x",", 0 ≤ x ≤ 1),(0",", "otherwise"):}`
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If X is a discrete random variable and p(x) is the probability of X, then the expected value of this random variable is equal to
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An expected value of a random variable is equal to it’s
Prove that if E(X) = 0, then V(X) = E(X2)
The time to failure in thousands of hours of an important piece of electronic equipment used in a manufactured DVD player has the density function
f(x) = `{{:(2"e"^(-2x)",", x > 0),(0",", "otherwise"):}`
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