NFL football enthusiasts often look at a team s total points
NFL football enthusiasts often look at a team’s total points scored for (Pts F) and total points scored against (Pts A) as a way of comparing the relative strength of teams. The season totals for the 32 teams in the NFL’s 2009 season are shown below:
a. Calculate the linear correlation coefficient (Pearson’s product moment, r) for the points scored for and against.
b. What conclusion can you draw from the answer in part a?
c. Construct the scatter diagram and comment on how it supports, or disagrees with, your comments in part b.
Membership TRY NOW
  • Access to 800,000+ Textbook Solutions
  • Ask any question from 24/7 available
  • Live Video Consultation with Tutors
  • 50,000+ Answers by Tutors
Relevant Tutors available to help