The number of defectives in the samples of 100 observations each is the following: 1,2,1,0,2,3,1,4,2,1.What is the estimate of the population proportion of defectives?
A).017
B).17
C).016
D).16

Question

Quizplus · Accepted Answer

The estimate of the population proportion of defectives is the sample proportion, which is the number of defectives divided by the sample size. In this case, the sample size is 100 and the number of defectives is 18, so the sample proportion is 18/100 = 0.18.

The Number of Defectives in the Samples of 100 Observations