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Find the Mean 7.3 , 7.9 , 7.9 , 9.3 , 5.4 , 8.8

$7.3$ ,

$7.9$ ,

$9.3$ ,

$5.4$ ,

$8.8$

Step 1

The mean of a set of numbers is the sum divided by the number of terms.

$\frac{7.3 + 7.9 + 7.9 + 9.3 + 5.4 + 8.8}{6}$

Step 2

Simplify the numerator.

Add

$7.3$ and

$7.9$ .

$\frac{15.2 + 7.9 + 9.3 + 5.4 + 8.8}{6}$

Add

$15.2$ and

$7.9$ .

$\frac{23.1 + 9.3 + 5.4 + 8.8}{6}$

Add

$23.1$ and

$9.3$ .

$\frac{32.4 + 5.4 + 8.8}{6}$

Add

$32.4$ and

$5.4$ .

$\frac{37.8 + 8.8}{6}$

Add

$37.8$ and

$8.8$ .

$\frac{46.6}{6}$

Step 3

Divide

$46.6$ by

$6$ .

$7.7\overline{6}$

Step 4

Divide.

$7.7\overline{6}$

Step 5

The mean should be rounded to one more decimal place than the original data. If the original data were mixed, round to one decimal place more than the least precise.

$7.77$

Find the Mean 7.3 , 7.9 , 7.9 , 9.3 , 5.4 , 8.8

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