Author Question: 25 consumers were provided with a package containing two different brands of instant coffee. A week ... (Read 77 times)

anshika · **on:** Jun 24, 2018

25 consumers were provided with a package containing two different brands of instant coffee. A week later, they were asked to rate the taste of each coffee on a scale of 1 (poor taste) to 10 (excellent taste).

Is this an example of independent samples or dependent samples? Explain.

Question 2

Consider a cell in a contingency table. Given the cell's row total of 40, the cell's column total of 50, and a sample size of 250, the cell's expected frequency:

A) equals 8.
B) equals 5.
C) equals 40.
D) cannot possibly be determined without additional information.

Heffejeff · **Reply #1 on:** Jun 24, 2018

Answer to Question 1

This is an example of dependent samples. In this case, we do not really have two different samples of persons, but rather before and after measurement for the same individuals.

Answer to Question 2

A