Question

In a certain state 22% of secondary school students study a foreign language. A group of 100 students were selected in random sample and 24 of them study a foreign language. In this example: a: What is population? b: What is the value of the proportion p1? c: What is the value of the sample proportion p2？

Answer 1

Answer: a. population = "All Students"

b. 0.22

c. 0.24

Explanation:

a. Population is the largest group of individuals having same characteristics by the researcher's point of view.

Here , the interest is "Students study foreign language"

So, population = "All Students"

b. Let p be the pro[portion of secondary school students study a foreign language.

In a certain state 22% of secondary school students study a foreign language.

The value of proportion
`p_1` =- 0.22

c. A group of 100 students were selected in random sample and 24 of them study a foreign language.

The value of proportion
`p_2=(24)/(100)=0.24`