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Find the Mean 4.5 , 5.1 , 5.1 , 6.5 , 2.6 , 6

$4.5$ ,

$5.1$ ,

$6.5$ ,

$2.6$ ,

$6$

Step 1

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

$\frac{4.5 + 5.1 + 5.1 + 6.5 + 2.6 + 6}{6}$

Step 2

Simplify the numerator.

Add

$4.5$ and

$5.1$ .

$\frac{9.6 + 5.1 + 6.5 + 2.6 + 6}{6}$

Add

$9.6$ and

$5.1$ .

$\frac{14.7 + 6.5 + 2.6 + 6}{6}$

Add

$14.7$ and

$6.5$ .

$\frac{21.2 + 2.6 + 6}{6}$

Add

$21.2$ and

$2.6$ .

$\frac{23.8 + 6}{6}$

Add

$23.8$ and

$6$ .

$\frac{29.8}{6}$

Step 3

Divide

$29.8$ by

$6$ .

$4.9\overline{6}$

Step 4

Divide.

$4.9\overline{6}$

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.

$5$

Find the Mean 4.5 , 5.1 , 5.1 , 6.5 , 2.6 , 6

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