Time Left - 10:00 mins
GATE 2020 Mathematics (Probability) Quiz 9 (App update required to attempt this test)
Attempt now to get your rank among 217 students!
Question 1
X is uniformly distributed random variable that takes values between 0 and 1.
Then the value of E(X3) will be,
Question 2
Let X be an exponential random variable with rate parameter.Then find variance of X.
Question 3
Let X be a random variable following normal distribution with mean +1 and variance 4. Let Y be another normal variable with mean –1 and variance unknown. If P(X ≤ -1) = P(Y ≥ 2), the standard deviation of Y is
Question 4
Let X be the random variable. Consider the following table with the probability distribution values of X.
Find the value of P(X<4).Round upto two decimal places).
Find the value of P(X<4).Round upto two decimal places).
Question 5
Suppose we uniformly and randomly select a permutation from the 20! Permutations of 1, 2, 3,……, 20. What is the probability that 2 appears at an earlier position than any other even number in the selected permutation?
Question 6
Let X be a Gaussian random variable mean 0 and variance σ2. Let Y = max(X, 0) where max (a, b) is the maximum of a and b. The median of Y is _____.
- 217 attempts
- 2 upvotes
- 0 comments
Mar 18GATE & PSU CS