Consider the following to answer the question(s) below:
Consider the following scatter diagram for 24 of the top grossing movies of all time. The data include the highest grossing films for which world box office receipts and budgets were available. The top two were Avatar and Titanic.
-The effect of including the data for Avatar and Titanic is
A) making the value of the slope of the regression line larger.
B) making the value of the slope of the regression line smaller.
C) making the correlation between the two variables negative.
D) reducing the residual standard deviation.
E) making the regression line curvier.

Question

Consider the following to answer the question(s) below:
Consider the following scatter diagram for 24 of the top grossing movies of all time. The data include the highest grossing films for which world box office receipts and budgets were available. The top two were Avatar and Titanic.  
-The effect of including the data for Avatar and Titanic is
A) making the value of the slope of the regression line larger. 
B) making the value of the slope of the regression line smaller. 
C) making the correlation between the two variables negative. 
D) reducing the residual standard deviation. 
E) making the regression line curvier.

Quizplus · Accepted Answer

Including Avatar and Titanic, which are the top two grossing movies of all time, would increase the overall range of both the box office receipts and budgets. This would likely make the regression line steeper or have a larger slope since there would be a larger range of values to fit.

Consider the Following to Answer the Question(s) Below