Question

In a sample of 400 students in a university, 80 or 20% are Business majors. Based on the above information, the schools paper reported that 20% of all the students at the university are Business majors. This report is an example of

a) a sample.
b) a population.
c) statistical inference.
d) descriptive statistics.

Answer 1

This report is an example of - statistical inference

Explanation:

In a sample of 400 students in a university, 80 or 20% are Business majors.

Based on the above information, the schools paper reported that 20% of all the students at the university are Business majors.

This report is an example of - statistical inference.

Statistical inference is a method based on random sampling.

Answer 2

Statistical interference

Explanation:

The above report is an example of Statistical interference where in sample of 400 students in a university, 80, or 20%, are Business majors. Based on the above information, the school's paper reported that "20% of all the students at the university are Business majors."

Statistical interference is theory, methods and practice of forming judgments about the parameters of population and the reliability of statistical relationship , typically on the basis of random sampling