
Chapter 5
188
3. Probability that the consumer is a female and enjoys shopping
P(Female and enjoys shopping) =
70
7
=
4. Probability that the consumer is a male and does not enjoy shopping
P(Male and does not enjoy shopping) =
80
4
=
5. Probability that the consumer is a female or enjoys shopping
P(Female or enjoy shopping) = P(The consumer is a female) +
P(Enjoys shopping) – P(Female and enjoys shopping)
100
190
70
220
11
+−
6. Probability that the consumer is a male or does not enjoy shopping
P(Male or does not enjoy shopping) = P(Consumer is a male) +
P(Does not enjoy shopping) – P(Male and does not enjoy shopping)
200
110