Measures of Center Answers

Ms. Monroe mixes 200 cubes of 4 different colors for a project. She then uses a scoop to place 20 cubes into each of 10 paper bags. Each group records the number of cubes of each color in a bag. The number of red cubes for the 10 groups are recorded in the graph.

The table shows the heights, in inches, of players on a girls’ basketball team.

The graph shows the number of minutes, to the nearest five minutes, that Sarah spent getting ready for school each morning.

The dot plot represents an order of varying shirt sizes.Which histogram represents the same data?

The graph shows the ages of different concertgoers who have backstage passes.

The dot plot shows the number of text messages Mr. Garcia sent each day so far this month.

Quinn mailed four postcards that each cost $0.25, five letters that each cost $0.44, two large envelopes that each cost $0.80, and one small package for $5.10. Which cost on the list of mailing fees on Quinn’s receipt would skew the mean?

There are 8 sophomores on the academic team. At the last competition, they each took the math test. Their scores were 82%, 92%, 76%, 72%, 92%, 74%, 80%, and 78%. What was the median math score of the sophomores?

Colin surveyed 12 teachers at his school to determine how much each person budgets for lunch. He recorded his results in the table.What does the relationship between the mean and median reveal about the shape of the data?