According to a Department of Labor report, the city of Detroit had a 20% unemployment rate in May. Eight working-age residents were chosen at random. What was the expected number of unemployed residents, when eight working-age residents were randomly selected?
A) 1.0
B) 1.6
C) 2.0
D) 6.4

Question

Quizplus · Accepted Answer

The expected number of unemployed residents can be calculated by multiplying the total number of residents chosen (8) by the probability of an individual being unemployed (20% or 0.2). Therefore, the expected number is 8 * 0.2 = 1.6.

According to a Department of Labor Report, the City of Detroit