Question: This is a Quiz 4 in an excercise 09:02 0 386 83 B/S eclass.uonbi.ac.ke/mod, :D E Question 4 Not yet answered Marked out of 20.00

This is a Quiz 4 in an excercise

09:02 0 386 83 B/S eclass.uonbi.ac.ke/mod, :D E Question 4 Not yet answered Marked out of 20.00 Flag question (a) Suppose X, Y and Z are uncorrelated random variables with means 1, 2 and 3 and standard deviations 2, 4 and 5 respectively. If U = Y - X and V = Z - Y. Compute the correlation coefficient between U and V and comment on your result. (8 marks) (b) Given f(x) = ke > > > 0 find the value of k, E(a + 5)2 and the cumulative distribution function of X. (12 marks) AAV B = A

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