Understanding Graphs and Surveys

JT surveys his class about their favorite colors and records the data on a tally chart. He decides to represent this data using a picture graph, where each circle represents two votes, and a bar graph, which shows the total votes for each color. The video explains how to use keys in picture graphs and how to compare data using bar graphs.

What is the first step JT takes to understand his class's favorite colors?

• He asks his teacher.

• He surveys his class.

• He draws a bar graph.

• He uses a picture graph.

In JT's picture graph, what does one circle represent?

• One vote

• Four votes

• Three votes

• Two votes

How does JT represent one person liking green in his picture graph?

• With a full circle

• With a square

• With half a circle

• With a triangle

What is a key feature of the bar graph JT creates?

• It has numbers set apart evenly on the side.

• It goes from side to side.

• It uses different colors for each bar.

• It uses circles to represent votes.

How can you determine how many more people voted for blue than yellow in JT's bar graph?

• By examining the empty space between the bars.

• By looking at the labels.

• By counting the circles.

• By checking the title of the graph.