Week 21 CMT Style Problem - 7th Grade


Mean, Mode and Median



The table shows the number of bases stolen by one baseball player for the years 1989-1999. Find the mean, mode and median for the data in the table. Which measure or measures would you use to best describe the player’s number of stolen bases per year over his career? Explain your reasoning.

Year Stolen Bases
1989 4
1990 15
1991 10
1992 8
1993 33
1994 25
1995 36
1996 40
1997 36
1998 66
1999 63



Students in Mrs. Rivera’s math class at Jefferson Middle School recorded the following scores on their last test. Find the mean, mode and median for the grades. Which measure or measures would you use to best describe how the class performed on this test? Explain your reasoning.

78, 94, 83, 78, 100 85, 92, 94, 70, 84 94, 98, 78, 25, 97 86, 93, 91, 88, 79 93, 82, 87, 95, 90




Beckman Realty sold 12 houses last quarter. Listed are the selling prices for each of the houses they sold. Find the mean, mode and median for the grades. Which measure or measures would you use to describe the average cost of a home that Beckman Realty sold last quarter? Explain your reasoning.

$ 85,000 $156,000 $124,000 $350,000 $ 98,000 $259,000 $128,000 $127,000 $298,000 $116,000 $429,000 $134,000