Find the Mean 128 , 230 , 196 , 224 , 196 , 233 , 224 , 150 , 196

$128$ ,

$230$ ,

$196$ ,

$224$ ,

$196$ ,

$233$ ,

$224$ ,

$150$ ,

$196$

Step 1

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

$\frac{128 + 230 + 196 + 224 + 196 + 233 + 224 + 150 + 196}{9}$

Step 2

Simplify the numerator.

Add

$128$ and

$230$ .

$\frac{358 + 196 + 224 + 196 + 233 + 224 + 150 + 196}{9}$

Add

$358$ and

$196$ .

$\frac{554 + 224 + 196 + 233 + 224 + 150 + 196}{9}$

Add

$554$ and

$224$ .

$\frac{778 + 196 + 233 + 224 + 150 + 196}{9}$

Add

$778$ and

$196$ .

$\frac{974 + 233 + 224 + 150 + 196}{9}$

Add

$974$ and

$233$ .

$\frac{1207 + 224 + 150 + 196}{9}$

Add

$1207$ and

$224$ .

$\frac{1431 + 150 + 196}{9}$

Add

$1431$ and

$150$ .

$\frac{1581 + 196}{9}$

Add

$1581$ and

$196$ .

$\frac{1777}{9}$

Step 3

Divide.

$197.\overline{4}$

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.

$197.4$

Find the Mean 128 , 230 , 196 , 224 , 196 , 233 , 224 , 150 , 196

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