Averages
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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What is an "average"? | A single number to represent a set of data
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Name three types of average | Mode, median, mean
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What is "range" of a set of data? | How spread out the data is: highest - lowest
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What is the "mode" average | The most common number (there might be two - "bimodal")
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What is the "mean" average | The sum of the data divided by the number of items
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What is the "median" average | The middle of the ordered data (split the difference if an even number of items)
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
HaydonPeter
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