# Pre-Algebra B

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5 | 4,5,5,6,6,6,7,8,8,9
6 | 0,0,1,1,2,2,2,3,4,4,4,5,6,7
7 | 0,1,1,1

How do you find the mean of this stem-and-leaf plot?

• Pre-Algebra B -

add all the numbers and divide by the number of leaves.

*a stem is on the left of the line and stands as a digit in the 10s place. EX. 5/4 would be 54.

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