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 or category occurs.

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What is a bar graph?

Back

A bar graph is a visual representation of 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, where each picture stands for a certain number of items.

Front

How do you read a bar graph?

Back

To read a bar graph, look at the height of each bar to determine the quantity it represents for each category.

Front

What does each symbol in a pictograph represent?

Back

Each symbol in a pictograph represents a specific number of items, which is usually explained in the graph's key.

Front

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

Back

To find the total number of votes, add up the frequencies (counts) for all categories in the table.

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What is the purpose of a key in a pictograph?

Back

The key in a pictograph explains what each symbol represents, helping to understand the data accurately.

Front

How do you compare data in a bar graph?

Back

To compare data in a bar graph, look at the heights of the bars to see which categories have more or less.

Front

What is the difference between a bar graph and a pictograph?

Back

A bar graph uses bars to show data, while a pictograph uses pictures or symbols to represent data.

Front

How can you tell which category is the most popular in a bar graph?

Back

The category with the tallest bar in a bar graph is the most popular, as it represents the highest quantity.