Question

The list shows the yards gained and lost during the first several lays of a football game: 8,4,3,7,-15,20,5,-12,32,1

How can I write an expression that shows how to compute the average of gain or loss per play. Then compute the average

Answer 1

Solve for mean, +5.3 yards per play on average

Explanation:

Add all the numbers together, which gives 53 yards. Now, divide by the number of plays.

53/10=5.3 yards per play increase on average