CUET Mathematics 2026 29th May Shift 2 PYQs

There are 10% defective pens. In a sample of randomly selected 10 pens, the probability that atmost one pen is defective, is

In a binomial distribution, the sum of its mean and variance is 1.8. If the event was conducted 5 times, then the probability of 3 successes is

If X has a Poisson distribution such that $2P(X=1)=P(X=2)$, then which of the following are correct?

A. The mean of X is 4

B. The mean of X is 2

C. $P(X=2)=\frac{8}{e^4}$

D. $P(X=3)=\frac{32}{e^4}$

Choose the correct answer from the options given below: