Binomial distribution is negatively skewed when

A number X is chosen at random from the numbers -3, -2, -1, 0, 1, 2, 3. What is the probability that $$|X| < 2$$

A bag contains 6 red balls 11 yellow balls and 5 pink balls. If two balls are drawn at random from the bag. One after an…

In a box, there are 8 red, 7 blue and 6 green balls. One ball is picked up randomly. What is the probability that it is …

Two dice are tossed. The probability that the total score is a prime number is-

An urn contains 6 red, 4 blue, 2 green and 3 yellow marbles. If two marbles are picked up at random, what is the probabi…

Each trial in Binomial distribution has

There are four hotels in a town. If 3 men check into the hotels in a day then what is the probability that each checks i…