Question

About 30% of adults in United States have a college degree. Thus, the probability that a person has a college degree is p = 0.30. If N adults are randomly selected, find probabilities that exactly x out of selected N adults have a college degree,

b) less than x out of selected N adults have a college degree, and

c) greater than x out of selected N adults have college degree.

Answer 1

3.0

Explanation:

n=10

p=0.30

mean=np=10X0.3 = 3

That is it.