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Find the Mean 30 , 32 , 34 , 42 , 50 , 52 , 54

$30$ ,

$32$ ,

$34$ ,

$42$ ,

$50$ ,

$52$ ,

$54$

Step 1

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

$\frac{30 + 32 + 34 + 42 + 50 + 52 + 54}{7}$

Step 2

Simplify the numerator.

Add

$30$ and

$32$ .

$\frac{62 + 34 + 42 + 50 + 52 + 54}{7}$

Add

$62$ and

$34$ .

$\frac{96 + 42 + 50 + 52 + 54}{7}$

Add

$96$ and

$42$ .

$\frac{138 + 50 + 52 + 54}{7}$

Add

$138$ and

$50$ .

$\frac{188 + 52 + 54}{7}$

Add

$188$ and

$52$ .

$\frac{240 + 54}{7}$

Add

$240$ and

$54$ .

$\frac{294}{7}$

$\frac{294}{7}$

Step 3

Divide

$294$ by

$7$ .

$42$

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