Question

For each of the following examples, indicate whether it involves the use of descriptive or inferential statistics. Justify your answer.

a. The number of women who voted for Trump in 2016.

b. Determining students' opinions about the quality of food at the cafe based on a sample of 100 students.

c. The national incidence of breast cancer among Asian women.

d. Conducting a study to determine the rating of the quality of a new smartphone, gathered from 1000 new buyers.

e. The average GPA of various majors at your university

f. The change in the number of immigrants coming to the United States from Southeast Asian countries between 2010 and 2015

Answer 1

Ans:

a)Descriptive statistics,as data from the population will be used.

b)Inferential statistics,as required data will be collected from a sample of 1000 students.

c)Descriptive statistics,as required data will be  based on actually reported cases from the population.

d)Inferential statistics,as data is collected from a sample of 1000 new buyers.

e)Descriptive statistics,as GPA of all majors at your university will be used for calculations.

f)Inferential statistics,as it the change in the amount of immigrants can be observed from the change inn how many are in schools or the work force.