Mining Engineering > GATE 2023 > Probability
Given two random variables X and Y, the expected value E(3X-5Y) is
A
3E(X)-5E(Y)
B
3E(X)+5E(Y)
C
3E(X)-5E(Y)-15E(XY)
D
E(X)-E(Y)-E(XY)

Correct : a

Similar Questions

In a health centre, the probability of 'full occupancy' of COVID beds for a day is 0.8. Assuming Binomial probability distribution, the probability of full occu...
#158 Fill in the Blanks
Two identical cube shaped dice each with faces numbered 1 to 6 are rolled simultaneously. The probability that an even number is rolled out on each dice is
#182 MCQ
In the figure shown above, PQRS is a square. The shaded portion is formed by the intersection of sectors of circles with radius equal to the side of the squar...
#188 MCQ

Related Topics

No tags found

Unique Visitor Count

Total Unique Visitors

Loading......