Data & Graphing

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What is data?

Back

Data is information that can be collected and analyzed. It can be numbers, words, measurements, or observations.

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What is a graph?

Back

A graph is a visual representation of data that helps to show relationships and trends.

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What is a bar graph?

Back

A bar graph uses bars to show the quantity of different categories. The length of each bar represents the amount.

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What is a tally chart?

Back

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

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What does it mean to analyze data?

Back

To analyze data means to examine it carefully to understand what it shows and to draw conclusions.

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What is the purpose of a survey?

Back

A survey is used to collect information from people about their opinions, preferences, or behaviors.

Front

How do you find the total number of votes in a survey?

Back

To find the total number of votes, add together all the votes from each category.

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What is the mode in a set of data?

Back

The mode is the number that appears most often in a set of data.

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What is the range in a set of numbers?

Back

The range is the difference between the highest and lowest numbers in a set.

Front

What is a pie chart?

Back

A pie chart is a circular graph divided into slices to show the proportion of different categories.