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Exam (elaborations)
Data Analysis and Sampling 100% REVISION
Data Analysis and 
Sampling 100% 
REVISION 
In a high school league, there were 256 touchdowns made last year. If 64 games were 
played, what is the mean, or the average, number of touchdowns made per game - 
ANSWER 4 
Sasha wants to know her average grade on her math tests. She earned a score of 70 
on two tests, an 80 on one test, and a 90 on two tests. What is Sasha's mean score? - 
ANSWER 80 
Brian has 5 marbles, Sarah has 9 marbles, Jimi has 4 marbles, and Juan has 6 
marbles. They wa...