Exhibit 14-6
You are given the following information about y and x.
-The following data represent the number of flash drives sold per day at a local computer shop and their prices.
a.Develop a least-squares regression line and explain what the slope of the line indicates.
b.Compute the coefficient of determination and comment on the strength of relationship between x and y.
c.Compute the sample correlation coefficient between the price and the number of flash drives sold. Use $\alpha$= 0.01 to test the relationship between x and y.

Question

Exhibit 14-6
You are given the following information about y and x. 
-The following data represent the number of flash drives sold per day at a local computer shop and their prices.  
a.Develop a least-squares regression line and explain what the slope of the line indicates.
b.Compute the coefficient of determination and comment on the strength of relationship between x and y.
c.Compute the sample correlation coefficient between the price and the number of flash drives sold. Use $\alpha$= 0.01 to test the relationship between x and y.

Quizplus · Accepted Answer

The Answer of Exhibit 14-6
You are given the following information about y and x. 
-The following data represent the number of flash drives sold per day at a local computer shop and their prices.  
a.Develop a least-squares regression line and explain what the slope of the line indicates.
b.Compute the coefficient of determination and comment on the strength of relationship between x and y.
c.Compute the sample correlation coefficient between the price and the number of flash drives sold. Use $\alpha$= 0.01 to test the relationship between x and y.

Exhibit 14-6 You Are Given the Following Information About Y α\alphaα

Exhibit 14-6
You Are Given the Following Information About Y $\alpha$