Question

find the mean of first six multipals of 3​

Answer 1

Answer:

10.5

Step-by-step explanation:

ANSWER

We know that the first six multiples of 3 are 3,6,9,12,15,18

Here n=6

So mean=(3+6+9+12+15+18)/6

By further calculation

=63/6

=10.5

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Answer 2

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First 6 multiples of 3 are :- 3, 6, 9, 12, 15, 18

we know that,

mean =

$\frac{sum \: of \: observtion}{number \: ofobservation}$

$mean = \frac{3 + 6 + 9 + 12 + 18}{3}$

$= \frac{63}{6}$

$= \frac{21}{2}$

$= 10.5$

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