Line Plots and Circle Graphs

Which was the least popular answer based on the results in the circle graph?

• Theater

• Band

• Choir

• Sports

The circle graph shows the results of a poll that asked students about their favorite after school activity/elective. If there are 300 seventh graders, how many students prefer choir?

• 96

• 24

• 75

• 42

A restaurant recorded the number of pizzas sold each month for one year. The data are shown in the graph below. During which month did the restaurant sell 40 pizzas?

• March

• May

• July

• August

What is the difference between the percent of time Doug spends playing sports and the percent of time Fred spends playing sports?

• 14%

• 10%

• 4%

• 1%

Mrs. Glick displayed the line plot shown to her students. Four students then analyzed the dot plot. Each student's response is shown in the provided table.

Who CORRECTLY analyzed the data in Mrs. Glick's dot plot?

• Blythe

• Cliff

• Donna

• Earnest

The line plot shows the number of pairs of women's shoes sold by size in one week. Each "x" represents one pair of shoes.

What is the median size of the shoes sold?

What is a valid inference you can make based off of this data?

• The data is symmetrical

• No inference can be made

• People spend more time exercising than playing video games

• People spend more time playing video games than exercising

What can we conclude about this data (select all that apply)?

• Fewer mistakes are made when more time is spent practicing piano.

• Some people are terrible at practicing piano.

• We can't conclude anything. This graph is just a guess.

• More mistakes are made if one spends less time practicing piano.

What type of graph would be best to show changes over time?

• Scatterplot

• Square Graph

• Line Graph

• Circle Graph

There are two graphs of the same type are shown in the same location. What type of graph are they?

• Scatter plots

• Line Graphs

• Pie Charts

• Correlation Graphs

Answer explanation

Both the red line and the black line are line graphs as they show how one variable (cheese consumption or number of deaths) changes as time progresses. Look at the top and bottom of the graphs. Time is measured in years.