Question

mean of first 15 natural numbers is equals to​

Answer 1

Answer:

mean = sum of all observations/total number of observations

Therefore , mean =1+2+3+4+5+6+7+8+9+10+11+12+13+14+15/15

=8

Answer 2

Answer:

the first 15 natural number are

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

mean ÷

=(1+2+3+4+5+6+7+8+9+10+11+12+13+14+15)/15

=120/15

=8 ans

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