Chapter 6.2, Problem 49E

a.

To determine

To find: Whether the events X and Y are independent or not.

Explanation of Solution

Given:

In blackjack, you are managed two cards and inspect the all-out focuses X on the cards (face cards check 10 focuses). You can decide to be managed another card furthermore, contend dependent on the all-out focuses Y on each of the three cards.

The events X and Y cannot be considered as independent because the second card has been selected without returning the deck back to the cards. Since, the cards cannot be said as the independent events.

4

b.

To determine

To find: Whether the events X and Y are independent or not.

Explanation of Solution

Here, two events X and Y are independent because the faces of both the rolls are not affecting each other and there is a possibility that the same number could appear on both the rolls.

Thus, the two events are independent events.