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Selecting a Card A single card is drawn from a deck. Find
Chapter 4, Problem 10(choose chapter or problem)
Selecting a Card A single card is drawn from a deck. Find the probability of selecting the following.
a. A 4 or a diamond
b. A club or a diamond
c. A jack or a black card
Questions & Answers
QUESTION:
Selecting a Card A single card is drawn from a deck. Find the probability of selecting the following.
a. A 4 or a diamond
b. A club or a diamond
c. A jack or a black card
ANSWER:Step 1 of 3
a)
Compute the probability that the selected card is 4 or a diamond. There are 4 fours in the deck so by (l): four
There are 13 diamonds in the deck so by (I): diamond
There is 1 card in the deck that is a four and a diamond so by (I):
four and diamond
Now events that the drawn card is a four and a diamond are not mutually exclusive so for the probability of their union use formula (2):