Question

A simple random sample of 400 individuals provides 112 Yes responses. (a) What is the point estimate of the proportion of the population that would provide Yes responses

Answer 1

The point estimate of the proportion of the population that would provide Yes responses is 0.28.

Explanation:

Point estimate of the proportion of the population that would provide Yes

The sample proportion of yes responses.

In the sample:

112 yes responses in the sample of 400, so:

`p = (112)/(400) = 0.28`

The point estimate of the proportion of the population that would provide Yes responses is 0.28.