Data Displays Math

Amy compared the price of tomatoes at five local grocery stores.

What is the median price of a pound of tomatoes?

• $2.49

• $2.69

• $2.79

• $2.99

The box plot shows the weights, in pounds, of several dogs in a kennel. 

Which statement is true.

• The heaviest dog weighs 95 pounds.

• The mean weight of the dogs is 90 

  pounds.

• Most of the dogs weigh less than 82 pounds.

• Most of the dogs weigh more than 82 pounds.

Find the mode of the following set:  10, 9, 7, 8, 7, 7

• 4

• 7

• 8

• 7.5

Find the mean of these numbers:
5,11,2,12,4,2

• 4.1

• 6

• 4.5

• 4

If a graph shows that 25 students prefer reading and 15 students prefer writing, what is the ratio of students who prefer reading to those who prefer writing?

• 5:3

• 3:5

• 5:2

• 2:5

If a bar graph and a line plot both display the same data set of temperatures over a week, which statement is true?

• The bar graph is better for showing trends over time.

• The line plot is better for showing trends over time.

• Both displays will show the data equally well.

• Neither display is suitable for temperature data.

A graph shows that 40% of students prefer apples, 30% prefer bananas, and 30% prefer cherries. If there are 200 students, how many prefer apples?

• 60 students

• 80 students

• 100 students

• 120 students

What type of display is pictured below?

• Dot Plot

• Box Plot

• Histogram

• Pie Chart