Question

Suppose you want to find out the average GPA of all Irvington students. You go around the school and ask 20 studentsfor their GPA.Tell whether each of the following is a population, sample, parameter, statistic, a case, or a variable.

Answer 1

Given:

The 20 students of school are asked for their GPA out of total students.

Required:

Tell whether each of the following is a population, sample, parameter, statistic, a case, or a variable.

Answer:

From the given information in the question, we can define all the terms as follows:

a) The average GPA of the 20 students : statistic

b)All Irvington students : population

c) One student: a variable

d)The GPA of a student : a case

e) 20 students :sample

f)The average GPA of all Irvington students : parameter

Final Answer:

a) The average GPA of the 20 students : statistic

b)All Irvington students : population

c) One student: a variable

d)The GPA of a student : a case

e) 20 students :sample

f)The average GPA of all Irvington students : parameter