Frequency Tables, Bar Graphs, and Pictographs

Front

What is a frequency table?

Back

A frequency table is a way to organize data that shows how often each item occurs.

Front

What does a bar graph represent?

Back

A bar graph represents data using bars of different heights to show the quantity of each category.

Front

What is a pictograph?

Back

A pictograph is a graph that uses pictures or symbols to represent data.

Front

How do you read a bar graph?

Back

To read a bar graph, look at the height of each bar to see how many items are in each category.

Front

What does each dot in a pictograph represent?

Back

Each dot in a pictograph represents one item or unit.

Front

How can you find the total number of votes in a frequency table?

Back

Add up all the frequencies (numbers) in the table.

Front

What is the purpose of a frequency table?

Back

The purpose of a frequency table is to summarize and organize data for easy analysis.

Front

How do you compare data in a bar graph?

Back

You compare data in a bar graph by looking at the heights of the bars.

Front

What type of data is best represented by a pictograph?

Back

Pictographs are best for showing data that can be easily counted and represented with images.

Front

What is the first step in creating a frequency table?

Back

The first step is to list all the items or categories you want to count.