Q.5 A die marked in red and in green is tossed. Let be the event, ‘the number is even,’ and be the event, ‘the number is red’. Are and independent?
Q.4 A fair coin and an unbiased die are tossed. Let A be the event ‘head appears on the coin’ and B be the event ‘3 on the die’. Check whether A and B are independent events or not.
Q.3 A box of oranges is inspected by examining three randomly selected oranges drawn without replacement. If all the three oranges are good, the box is approved for sale, otherwise, it is rejected. Find the probability that a box containing oranges out of which are good and are bad ones will be approved for sale.
Q.2 Two cards are drawn at random and without replacement from a pack of 52 playing cards. Find the probability that both the cards are black.