A retail hardware chain is considering a self-service system for its 326 stores. Ten stores have been selected for a trial period of three months. Ten other stores, matching the experimental stores as closely as possible, have been selected as a control group in which the traditional clerk system will operate. Dollar sales for each of the twenty stores will be recorded weekly for the three month period. Prior to the study, weekly sales will be recorded for a month, as a "before" measure. The difference in sales between the experimental and control groups is expected to help management in its decision.
Answer the following three questions on the basis of the above information.
-The dependent variable is

Question

A retail hardware chain is considering a self-service system for its 326 stores. Ten stores have been selected for a trial period of three months. Ten other stores, matching the experimental stores as closely as possible, have been selected as a control group in which the traditional clerk system will operate. Dollar sales for each of the twenty stores will be recorded weekly for the three month period. Prior to the study, weekly sales will be recorded for a month, as a "before" measure. The difference in sales between the experimental and control groups is expected to help management in its decision.
 Answer the following three questions on the basis of the above information.
-The dependent variable is

Quizplus · Accepted Answer

Dollar sales are the dependent variable because they are the outcome being measured in the experiment. The independent variable is the self-service system, and the dependent variable is the effect of the self-service system on dollar sales.

A Retail Hardware Chain Is Considering a Self-Service System for Its