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The variance of a random

Let N,X1,Y1,X2,Y2,… be independent random variables. The random variable N takes positive integer values and has mean a and
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Let N,X1,Y1,X2,Y2,… be independent random variables. The random variable N takes positive integer values and has mean a and
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2. asked by qwerty
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Let N,X1,Y1,X2,Y2,… be independent random variables. The random variable N takes positive integer values and has mean a and
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A random variable X is normally distributed with a mean of 100 and a variance of 100, and a random variable Y is normally
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The random variable Q is uniform on [0, 1]. Conditioned on Q = q, the random variable X is Bernoulli with parameter q.a) The
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Let Θ be an unknown random variable that we wish to estimate. It has a prior distribution with mean 1 and variance 2. Let W be
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Let Θ be an unknown random variable that we wish to estimate. It has a prior distribution with mean 1 and variance 2. Let W be
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2. asked by qwerty
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Dee's store monthly sales for April, May, June are three independent random variables with means and variances as follow:April:
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Dee's store monthly sales for April, May, June are three independent random variables with means and variances as follow:April:
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2. asked by Dee
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Suppose we take a random sample of size n from a normal population with variance, σ2 . It can be shown that (n−1)s2/σ2 has a
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