Basic Math Examples

$6$ , $8$ , $0$ , $2$ , $2$ , $8$ , $7$ , $8$ , $4$ , $8$ , $6$ , $3$ , $8$ , $2$ , $0$ , $8$ , $2$ , $3$ , $8$

Step 1

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

$\frac{6 + 8 + 0 + 2 + 2 + 8 + 7 + 8 + 4 + 8 + 6 + 3 + 8 + 2 + 0 + 8 + 2 + 3 + 8}{19}$

Step 2

Simplify the numerator.

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Step 2.1

Add $6$ and $8$ .

$\frac{14 + 0 + 2 + 2 + 8 + 7 + 8 + 4 + 8 + 6 + 3 + 8 + 2 + 0 + 8 + 2 + 3 + 8}{19}$

Step 2.2

Add $14$ and $0$ .

$\frac{14 + 2 + 2 + 8 + 7 + 8 + 4 + 8 + 6 + 3 + 8 + 2 + 0 + 8 + 2 + 3 + 8}{19}$

Step 2.3

Add $14$ and $2$ .

$\frac{16 + 2 + 8 + 7 + 8 + 4 + 8 + 6 + 3 + 8 + 2 + 0 + 8 + 2 + 3 + 8}{19}$

Step 2.4

Add $16$ and $2$ .

$\frac{18 + 8 + 7 + 8 + 4 + 8 + 6 + 3 + 8 + 2 + 0 + 8 + 2 + 3 + 8}{19}$

Step 2.5

Add $18$ and $8$ .

$\frac{26 + 7 + 8 + 4 + 8 + 6 + 3 + 8 + 2 + 0 + 8 + 2 + 3 + 8}{19}$

Step 2.6

Add $26$ and $7$ .

$\frac{33 + 8 + 4 + 8 + 6 + 3 + 8 + 2 + 0 + 8 + 2 + 3 + 8}{19}$

Step 2.7

Add $33$ and $8$ .

$\frac{41 + 4 + 8 + 6 + 3 + 8 + 2 + 0 + 8 + 2 + 3 + 8}{19}$

Step 2.8

Add $41$ and $4$ .

$\frac{45 + 8 + 6 + 3 + 8 + 2 + 0 + 8 + 2 + 3 + 8}{19}$

Step 2.9

Add $45$ and $8$ .

$\frac{53 + 6 + 3 + 8 + 2 + 0 + 8 + 2 + 3 + 8}{19}$

Step 2.10

Add $53$ and $6$ .

$\frac{59 + 3 + 8 + 2 + 0 + 8 + 2 + 3 + 8}{19}$

Step 2.11

Add $59$ and $3$ .

$\frac{62 + 8 + 2 + 0 + 8 + 2 + 3 + 8}{19}$

Step 2.12

Add $62$ and $8$ .

$\frac{70 + 2 + 0 + 8 + 2 + 3 + 8}{19}$

Step 2.13

Add $70$ and $2$ .

$\frac{72 + 0 + 8 + 2 + 3 + 8}{19}$

Step 2.14

Add $72$ and $0$ .

$\frac{72 + 8 + 2 + 3 + 8}{19}$

Step 2.15

Add $72$ and $8$ .

$\frac{80 + 2 + 3 + 8}{19}$

Step 2.16

Add $80$ and $2$ .

$\frac{82 + 3 + 8}{19}$

Step 2.17

Add $82$ and $3$ .

$\frac{85 + 8}{19}$

Step 2.18

Add $85$ and $8$ .

$\frac{93}{19}$

Step 3

Divide.

$4.89473684$

Step 4

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.

$4.9$