Probability

Question 1

Pick one card from a standard deck. Find P(spade).

Accepted Answer

1/4

Question 2

Standard deck: Pick one card, replace it, and pick again. Find P(3 and even card).

Accepted Answer

5/169

Question 3

Pick one card from a standard deck. Find P(5 or J).

Accepted Answer

2/13

Question 4

Pick one card from a standard deck. Find P(5 or Heart).

Accepted Answer

4/13

Question 5

Standard deck: Pick one card, don't replace it, and pick again. Find P(Ace and odd card).

Accepted Answer

16/663

Question 6

Pick one card from a standard deck. Find P(face card or Spade).

Accepted Answer

11/26

Question 7

Standard deck: Pick one card, don't replace it, pick again. Find P(face card and 7).

Accepted Answer

4/221

Question 8

Standard deck: Pick one card, replace it, and pick again. Find P(face card and Heart).

Accepted Answer

3/52

Question 9

Standard deck: Pick one card, don't replace it, pick again. Find P(Heart and Heart).

Accepted Answer

1/17

Question 10

Standard deck: pick one card, replace it, and pick again. Find P(Heart and Heart).

Accepted Answer

1/16

Questions 10