Question

8. Using the research study excerpt below, answer each of the following items (8 - 10) with the best possible answer.

Suppose I want to know which type of cola American adults like better, Sprite or 7Up. Sprite is a little bubblier; 7Up is a little sweeter. I set up a table on the UA campus on Game Day, with 300 sample cups. I fill 150 with Sprite and 150 with 7Up. I give a sample of both sodas to the first 150 people, 18 years or older, that stop at my table and ask them to indicate which sode they like best. Participants do not know which cup contains which type of soda. I find that 100 chose 7Up and 50 chose Sprite as the better tasting soda.

What is the sample size of this study?

A. 150 adults

B. 18 years

C. 150 cups

D. 2 sodas

9. What type of sampling was used in this study?

A. stratified

B. Convenience

C. Random

D. Cluster

10. How was the sample described?

A. A Little Bubblier

B. A little Sweeter

C. UA Campus on Game Day

D. Adults, 18 years or older

Answer 1

Solution :
Given Information:

Problem statement : which type of cola American adults like better, Sprite or 7Up.

sample size = n = first 150 people,

description of sample : 18 years or older people

sampling : first 150 people who stopped at table , here data is collected as per convenience

What is the sample size of this study?

A. 150 adults

9. What type of sampling was used in this study?

B. Convenience

10. How was the sample described?

D. Adults, 18 years or older