Let X be a uniform random variable on the interval [7, 32), then the variance of X.o.is 0432.33333 0812.58333 0412.83333... 查看全部

  • 2021-12-01 19:18
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how do I know if I have equal or unequal variances?F test to compare two variances data: Jump.Height by Sex F = 1.045, n... 查看全部

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3. Let X1, ... , Xn be iid Poisson(@). Let S = X1 +...+Xn and 1, if Xi = 0 U= 0, otherwise. Derive (i) E(X1 S = s) and (... 查看全部

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1. There are 5 Malaysians, 4 Indonesians and 3 Singaporeans. A committee consisting of 4 people is to be formed. How man... 查看全部

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Suppose X-N(10,2), what is the z-score of x = 7. 0-2 0 -1.5 0-1 -0.5 ОО O 0.5 O1 0 1.5 02

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