Compare two groups using the mean or median
Grade 7 Math Worksheet - Building Confidence
Circle the best answer, or write your answer on the line.
Bo counted jump rope jumps in 30 seconds for two classes. One rope got tangled in a very dramatic way. How much greater is the median for the morning class than for the afternoon class?
Jun asked two piano groups how many minutes they practiced on Monday. The metronome kept perfect time all day. How much greater is the median for the Tuesday group than for the Thursday group?
Kira timed how long members of two book clubs read at lunch. Sandwiches were eaten with one hand. How much greater is the mean for the mystery club than for the comic club?
Luz measured the sunflowers in two school gardens, in inches. The tallest one now looks down on everybody. How much greater is the mean for the north garden than for the south garden?
Two robots each played five rounds, and Milo plotted the points. The red robot did a victory spin. How much greater is the mean for the red robot than for the blue robot?
Pia measured fallen oak and maple leaves in centimeters. A squirrel watched closely. How much greater is the median for the oak leaves than for the maple leaves?
Ren timed class pet snails crawling on a wet board and a dry board. One dry-board snail zoomed. How much greater is the median for the wet-board snails than for the dry-board snails?
On a field trip, Tala counted the apples each student picked at two orchards. Every bag was very full. How much greater is the median for the hill orchard than for the valley orchard?
Ari timed the school bus on two routes for five mornings. The river route met many ducks. How much greater is the range for the river route than for the hill route?
Two drum clubs played a rhythm game, and Bo plotted each player's points. The drums were very happy. How much greater is the range for the morning club than for the lunch club?