What is a dependent variable?
For unlimited access to Homework Help, a Homework+ subscription is required.
Design an experiment. Select an independent variable and a dependent variable. What are some possible extraneous variables that may cause problems? Explain how you would control for the effects these variables may have on your dependent variable. Is your experiment a valid experiment?
Economists:A. always put the independent variable on the horizontal axis and the dependent variable on the vertical axis.B. always put the dependent variable on the horizontal axis and the independent variable on the vertical axis.C. are somewhat arbitrary in assigning independent and dependent variables to the horizontal and vertical axes.D. measure the slope of a line differently than do mathematicians.
Regression analysis is a powerful and commonly used tool in business research. One important step in regression is to determine the dependent and independent variable(s).
In a bivariate regression, which variable is the dependent variable and which one is the independent variable?
What does the intercept of a regression tell? What does the slope of a regression tell?
What are some of the main uses of a regression?
Provide an example of a situation wherein a bivariate regression would be a good choice for analyzing data.