A study of interior designers' opinions with respect to the most desirable primary color for executive offices showed that:

-What is the probability that a designer does not prefer red?
A)1.00
B)0.77
C)0.73
D)0.23

Question

A study of interior designers' opinions with respect to the most desirable primary color for executive offices showed that:

-What is the probability that a designer does not prefer red?
A)1.00 
B)0.77 
C)0.73 
D)0.23

Quizplus · Accepted Answer

The probability that a designer does not prefer red is equal to the complement of the probability that a designer prefers red. From the chart, we can see that 23% of designers prefer red, so the probability that they do not prefer red is 1-0.23 = 0.77. Therefore, the best choice is B.

A Study of Interior Designers' Opinions with Respect to the Most