List of top Data Science and Artificial Intelligence Questions on Probability asked in GATE AR

Consider the following statements :
(i) The mean and variance of a Poisson random variable are equal.
(ii) For a standard normal random variable, the mean is zero and the variance is one.
Which ONE of the following options is correct ?

When 3 coins are tossed,what is the prob of getting 2 heads 1 tail intersection 2 tails one head?

Find P(TIS) if P(T') = 0.6 P(SIT)=0.3 P(S(T')=0.3

If the probability of having boy or girl 0.3, what is probability of getting 2 girls 1 boy?

A die is thrown repeatedly. Expected number of throws required until two consecutive throws shows an even number____.

Find P(\(\frac{T}{S}\)) If P(T')=0.6P(SIT)=0.3 P (S(T'))=0.3