Question 17 • Advanced Algebra: Concepts and Connections
The mean game scores and standard deviations of four seasons of a football team are given. Season Mean Standard Deviation 2005 19 3 point 5 2006 21 2 point 8 2007 12 1 point 0 2008 9 4 point 0 Which statement must be true?
Answer
A
The game scores of season 2006 have a greater spread than the game scores of season 2008.
B
The game scores of season 2006 have a greater spread than the game scores of season 2005.
C
The game scores of season 2007 have a greater spread than the game scores of season 2005.
D
The game scores of season 2005 have a greater spread than the game scores of season 2006.