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BARC Nuclear Engineering Mathematics Quiz -2

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Question 1

Let X be a random variable which is uniformly chosen from the set of positive odd numbers less than 100. The expectation E[X]is __________.

Question 2

With initial values y(0) = y’(0)=1 the solution of the differential equation
at x = 1 ________

Question 3

If X and y are two independent variables, then covariance of X and Y is :

Question 4

The residues of a function f(z) are

Question 5

Out of 800 families with 4 children each, the expected number of families with 2 boys and 2 girls are _________.
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Aug 22GATE & PSU CS