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Mean in Statistics Worksheet and Solutions


Objective: I know how to calculate the mean of a set of numbers.

In statistics, the mean of a set of observations is the average.

It is obtained by dividing the sum of data by the number of observations.

Read the lesson on mean for more information and examples.


Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
Find the mean of each set of data.
Round decimal answers to the nearest tenth.

5, 10, 9, 7, 11, 8, 13

1.3, 2.1, 1.8, 2.3, 2.2, 1.5

149, 218, 321, 0, 156, 223, 219

$215, $211, $246, $213, $287

49, 62, 57, 44, 51, 67, 46

14, 12.5, 11.5, 4.8, 14, 14, 10

We hope that the free math worksheets have been helpful. We encourage parents and teachers to select the topics according to the needs of the child. For more difficult questions, the child may be encouraged to work out the problem on a piece of paper before entering the solution. We hope that the kids will also love the fun stuff and puzzles.

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