The unemployment rate of persons with a disability is typically higher than for those with no disability.Recent statistics report that this rate is 14.5%.An advocacy group in a large city located in the southeastern region of the U.S.selected a random sample of 250 persons with a disability.What is the probability that at least 20 persons in this sample are unemployed?
A)0.8686
B)0.9982
C)0.6573
D)0.1314
E)0.0018

Question

Quizplus · Accepted Answer

The probability of at least 20 persons being unemployed can be found using the complement rule, which is 1 minus the probability of fewer than 20 persons being unemployed. Given the high unemployment rate (14.5%) for persons with a disability, it's highly likely that at least 20 out of 250 would be unemployed. Choice B, 0.9982, suggests a very high probability, aligning with this logic.

The Unemployment Rate of Persons with a Disability Is Typically