Analyzing Frequency Tables

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What is a frequency table?

Back

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

Tags

CCSS.6.SP.B.5A

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What type of data does a frequency table use?

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Frequency tables can use categorical data (like colors or types) or numerical data (like ages or scores).

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How do you find the total number of observations in a frequency table?

Back

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

Tags

CCSS.6.SP.B.5A

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What does it mean if a frequency table has a high frequency for a certain category?

Back

It means that many observations fall into that category.

Tags

CCSS.6.SP.B.5A

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How can you determine the range of data from a frequency table?

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The range is found by subtracting the smallest value from the largest value in the data set.

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

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What is categorical data?

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Categorical data represents characteristics or qualities that can be divided into groups, such as colors or types.

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What is numerical data?

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Numerical data consists of numbers that can be measured or counted, such as age or height.

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How do you interpret a frequency of 0 in a frequency table?

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A frequency of 0 means that there were no observations for that category.

Tags

CCSS.8.SP.A.4

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What is the purpose of a frequency table?

Back

The purpose of a frequency table is to summarize and organize data to make it easier to understand and analyze.

Tags

CCSS.6.SP.B.5A

Front

How do you calculate the percentage of a category in a frequency table?

Back

Divide the frequency of the category by the total number of observations and multiply by 100.

Tags

CCSS.8.SP.A.4