Data Analysis Test Review

Data Analysis Test Review

There are many types of graphs.

Graphs are used to show data (information) in a way that's easier to understand.

Pictographs

Pictographs show data through symbols. In a pictograph, you have to be careful to notice the key.

What do we notice about this pictograph?

Multiple Choice

How much money did the lemonade stand earn on Friday?

• $15

• $25

• $50

• $5

Multiple Choice

How much money did the stand earn on the weekend?

• $35

• $15

• $50

• $10

Bar Graphs

Bar graphs are used to show data in categories. When you're reading a bar graph, remember to read ALL the labels to help you understand the data.

What do you notice about this bar graph?

Multiple Choice

How many newspaper subscriptions were sold in October?

• 300

• 900

• 950

• 1,000

Multiple Choice

How many more newspaper subscriptions were sold in November than in December?

• 400

• 200

• 600

• 150

Line Graphs

Line graphs are good for showing data over time. You can use a line graph to see trends of increasing or decreasing.

What do you notice about this line graph?

Multiple Choice

What was the air temperature at 12pm (noon) on Wednesday?

• 32 degrees

• 36 degrees

• 38 degrees

• 40 degrees

Multiple Choice

Did the air temperature rise or fall between 6am and 9am?

• The air temperature rose.

• The air temperature fell.

Multiple Choice

Was it warmer at 9am or 9pm?

• 9 AM

• 9 PM

Let's look at a few more questions!

Multiple Choice

This graph shows the morning temperature in a city for each of four days. The morning temperature on Thursday was 52⁰F. Based on the data in this graph, which day had a temperature closest to Thursday's temperature?

• Sunday

• Monday

• Tuesday

• Wednesday

Multiple Choice

Dylan asked students to vote for their favorite flower. He made two graphs to show the votes. Which sentence is true?

• The line graph better shows the data because it helps compare increasing and decreasing flower types.

• The bar graph better shows the data because it helps compare the number of students for each flower type.

• The line graph better shows the data because it shows how the votes change over time.

• The bar graph better shows the data because it shows how the votes change over time.

Multiple Choice

An art club has 2 fourth-grade girls, 4 third-grade boys, 10 third-grade girls, and 8 fourth-grade boys. Which table correctly shows this information?