Question

Nordstrom stores conducted a study to examine the preferences of the color for women’s shirts with the following results:

	Age 50 or older	Age less than 50
White	20	40
Black	50	70
Brown	60	90
Yellow	130	120
Blue	30	60

(a) What is the probability that a randomly selected woman like a black case the best.

(b) What is the probability that brown or black case is the favorite color.

(c) Assuming a woman is less than 50 years old, what is the probability that a black case is her favorite color?

(d) Assuming a woman is older than 50 years old, what is the probability that a brown case is her favorite color?

(e) Assuming a woman is older than 50 years old, what is the probability that a yellow case is her favorite color?

(f) Assuming a woman is less than 50 years old, what is the probability that a brown, white, or black case is her favorite color?

Answer 1