Graphs and Data

Front

What is a Pictograph?

Back

A pictograph is a graph that uses pictures or symbols to represent data. Each picture represents a certain number of items.

Front

What is a Bar Graph?

Back

A bar graph is a chart that presents categorical data with rectangular bars. The length of each bar is proportional to the value it represents.

Front

What is a Line Plot?

Back

A line plot is a graph that shows data points on a number line. It is used to display the frequency of data.

Front

What is a Tally Chart?

Back

A tally chart is a way to record and count data using marks (tallies) to show how many times something occurs.

Front

What does the title of a graph tell us?

Back

The title of a graph tells us what the graph is about and what kind of data is being represented.

Front

How do you read a Pictograph?

Back

To read a pictograph, look at the pictures and count how many items each picture represents to find the total.

Front

What does a tally mark represent?

Back

Each group of five tally marks represents five items. A single tally mark represents one item.

Front

How can you find the favorite color of students using a graph?

Back

You can look at the graph to see which color has the most tallies or pictures, indicating the most popular choice.

Front

What is the purpose of a Bar Graph?

Back

The purpose of a bar graph is to compare different categories of data visually.

Front

How do you determine the total number of items in a Pictograph?

Back

To determine the total, count the number of pictures and multiply by the value each picture represents.