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Home > MC2 > Chapter 1 > Lesson 1.1.3 > Problem 1-18

1-18.

To find the average (mean), add all the values together and divide by the total number of values.

Find 82 + 64 + 73 + 91 + 85

Divide this total by the number of data values, in this case 5.

79

To find the average, calculate:

Look at the strategies in parts (a) and (b).

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