Question 1
The regression line relating dexterity scores (x) and productivity scores (y) for the employees of a company is
Use the regression line to predict the productivity score for a person whose dexterity score is
.
◦ 58.2
◦ 78.1
◦ 56.3
◦ 210.9
Question 2
Two different tests are designed to measure employee productivity and dexterity. Several employees are randomly selected and tested with these results.
Find the regression line y = mx + b.
◦ y = 1.53x + 10.7
◦ y = 2.03x + 2.36
◦ y = 1.91x + 5.05
◦ y = - 0.329x + 75.3