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9 Cards in this Set

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  • Back
What is the cumulative distribution function?
cdf
What is the mean?
mean (linear)
what is the variance?
two formulas
standard deviation?
square root of the variance
equation and graph of uniform random variable
Parameters: U[a,b]
What is the mean and variance of a uniform r.v.?
the mean usually describes the center
note that the mean is equation for midpoint
E(aX + bY) = ?
aEX + bEY
Var(aX + bY) = ?
if X and Y are independent
What is Chebyshev's Inequality?
*as t gets larger, all the points will concentrate around the mean