Graphs: Frequency & Pictograph

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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.

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How do you read a frequency chart?

Back

A frequency chart shows how often something occurs. You count the number of times each item appears.

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What does 'more' mean in math?

Back

'More' means a greater amount or number. For example, if you have 10 apples and 5 oranges, you have more apples.

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How do you find the total number of items in a pictograph?

Back

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

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What is the purpose of using graphs?

Back

Graphs help us visualize data and understand information quickly.

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What is a bar graph?

Back

A bar graph is a chart that uses bars to show the quantity of different categories.

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How can you compare two sets of data using graphs?

Back

You can compare two sets of data by looking at their heights in a bar graph or the number of pictures in a pictograph.

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What does 'frequency' mean?

Back

Frequency refers to how often something occurs in a set of data.

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How do you calculate the difference between two numbers?

Back

To calculate the difference, subtract the smaller number from the larger number.

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What is a tally chart?

Back

A tally chart is a way to count items using marks (tallies) to show how many of each item there are.