Reading Statistical Graphs

The dot plot shows the distances, in miles, cyclists completed on Saturday. What percent of the cyclists went at least 11 miles?

• 1%

• 10%

• 11%

• 100%

The histogram shows the ages of people in a community chorus. How many people in the chorus are younger than 40 years old?

• 3

• 15

• 31

• 60

Select the type of graph pictured here, and which type of data it represents.

• Graph: stem plot;

  Data: categorical

• Graph: stem plot;

  Data: quantitative

• Graph: dot plot;

  Data: categorical

• Graph: dot plot;

  Data: quantitative

• Graph: histogram;

  Data: categorical

The scatterplot shows the amount of rainfall during six thunderstorms and the length of time that each storm lasted. Based on the scatterplot, which statement is true?

• During each storm that lasted longer than 1 hour, there was less than 1 inch of rain.

• During each storm that lasted longer than 1 hour, there was more than 1 inch of rain.

• No storms produced more than 2 inches of rain.

• No storms lasted longer than 1 hour.

Based on the graph, how many more students are in the science club than the book club?

• 20

• 16

• 46

• 18

What type of graph is this?

• Bar Graph

• Pictograph

• Line Plot

• Tally Chart

What type of graph is this?

• Bar Graph

• Line Plot

• Pictograph

• Tally Chart

Based on the scatterplot, what is the best prediction of the average amount of money spent on groceries for a household of 7 people?

• $240

• $190

• $210

• $300

Based on the scatterplot, what is the best prediction of the resting heart rate of a person who exercises an average of 8 hours each week?

• 30 beats per minute

• 50 beats per minute

• 55 beats per minute

• 60 beats per minute

How many families are represented in the line plot?

• 5

• 6

• 17

• 18