Analyzing Frequency Tables

Front

What is a frequency table?

Back

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

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What type of data does a frequency table use?

Back

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

Front

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

Back

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

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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.

Front

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

Back

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

Front

What is categorical data?

Back

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

Front

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?

Back

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

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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.

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.