Recent questions in Statistics Answers - Math Homework Answers

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The random variables X and Y have a joint density fn. Given by f(x,y)=( 2exp(-2x))/x , 0<=x<Infinity , 0<=y<x Compute Cov(X,Y).

asked Apr 16, 2016 in Statistics Answers by basheer | 889 views

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Compute Cov(X,Y).

asked Apr 13, 2016 in Statistics Answers by Dalal | 694 views

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samples size n1 = 10 & n2 = 25, taken from normal distributions with same variance. sample variances are S2/1 and S2/2 , Find the value of k such that P((S2/1)/(S2/2)>k)=0.01

asked Apr 13, 2016 in Statistics Answers by soliman | 936 views

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Construct a stem-and-leaf of the above data of 2810 3230 4170 670 2940 5410

asked Apr 12, 2016 in Statistics Answers by noor | 865 views

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What does 2^2079460347 equal, in other words... 2 to the power of 2079460347=?

asked Apr 11, 2016 in Statistics Answers by Derek | 3.2k views

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Find the probability that fewer than two houses will be burgled over the period.

asked Apr 11, 2016 in Statistics Answers by noor | 577 views

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Find p(A), pB)andp(C) .

asked Apr 11, 2016 in Statistics Answers by noor | 618 views

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Find the pmf of X. what is P(X > 15)?

asked Apr 10, 2016 in Statistics Answers by noor | 716 views

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C = 7.00 + 0.0742N. where N denotes the number of units, N is modelled as a random variable with mean 600 and variance 250. fine the mean and variance of the charges C in their respective units

asked Apr 7, 2016 in Statistics Answers by soliman | 832 views

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CI 30-34 25-29 20-24 15-19 10-14 5-9 F 4 3 2 1 6 0

asked Apr 6, 2016 in Statistics Answers by Rj | 997 views

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