Question

What is the mean of the data - 18,30,9?​

Answer 1

Answer:

7

Step-by-step explanation:

-18+30+9/3

21/3

7

Anuj Agrawal

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Answer 2

Step-by-step explanation:

$mean = \frac{18 + 30 + 9}{3} \\ \frac{57}{3} \\ 19$