In: Statistics and Probability
A university would like to examine the linear relationship between a faculty member's performance rating (measured on a scale of 1-20) and his or her annual salary increase. The table to the right shows these data for eight randomly selected faculty members. Complete parts a and b. Rating Increase Rating Increase 16 $2400 15 $1900 18 $2500 15 $2600 12 $1800 17 $2000 13 $1700 16 $1900 a. Construct a scatter plot for these data using excel b. use a=0.05 determine of the slope for the regression formula is statistically significant