If there was an illustration, I would be happy to assist you.
The answer would be 0.06 or just .06
Infinity many solutions because they both equal the same when the problem is solved.
Higher standard deviation shows a greater spread of the data.
2005 - sd=3.5
2006 - sd=2.8
2007 - sd=1.0
2008 - sd=4.0
The correct statement is the last statement which says the game scores of season 2005 have a greater spread than the game scores of season 2006

Thickness of the book is ~
Refer to the attachment for solution ~