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3 votes
19,X, 4, 12,4
mean=11
X=​

1 Answer

6 votes

Statistics

Vocabulary

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Mean is the average of a data set.

Find the Mean by adding all numbers and dividing by how many numbers there are in the data set.

19+4+12+4+x/5

Combine Like Terms.

39+x/5=11

Use random x values to determine x.

39+16=55

55/5=11

x=16

Insert x into the equation to make sure you're correct.

19+16+4+4+12=55

55/5=11

User Wulfram
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