Write the sample space for selecting two balls from a bag containing 6 balls numbered 1 to 6 (using tree diagram).

Suppose two coins are tossed once. If X denotes the number of talls (i) write down the sample space (ii) find the inverse image of 1 (iii) the values of the random variable and number of elements in its inverse images .

A box contains cards numbered from 1 to 30. Write the sample space S and no. of sample points n(S) and if a card is drawn at random, write A and n(A) if the card drawn is divisible by5.

A coin is tossed three times.

Draw a tree diagram to represent the sample space in the following cases i. A coin is tossed once ii. A coin is tossed twice iii. A coin is tossed 3 times Generalise the number of outcomes when a coin is tossed n times.

Write the use of robots in space ?

An experiment consists of rolling a die and then tossing a coin if the number on the die is even. If the number on the die is odd, the coin is tossed twice. Write the sample space for this experiment.

Find the probability distribution of i. number of head in two tosses of a coin. ii. number of tails in the simultaneous tosses of three coins. iii. number of heads in four tosses of a coin.

Three distinguishable fair coins are tossed once or A coin is tossed three times. Write the sample space.