find mean of first 15 natural numbers
Answers
Answered by
62
The first 15 natural numbers 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.
Mean= (1+2+3+4+5+6+7+8+9+10+11+12+13+14+15)/15
=120/15
=8 Ans.
bmm:
i think it is easy to calculate -the sum=15(15+1)/2 and the mean =120/15
Answered by
68
Solution:-
First 15 natural numbers are 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 and 15
Now mean of the numbers = sum of the numbers/total number of numbers
(1 + 2+ 3 + 4 + 5 + 6 + 7 + 8 + 9 + 10 + 11 + 12 + 13 + 14 + 15)/15
= 120/15
Mean = 8
So, the mean of first natural numbers is 8.
Answer.
First 15 natural numbers are 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 and 15
Now mean of the numbers = sum of the numbers/total number of numbers
(1 + 2+ 3 + 4 + 5 + 6 + 7 + 8 + 9 + 10 + 11 + 12 + 13 + 14 + 15)/15
= 120/15
Mean = 8
So, the mean of first natural numbers is 8.
Answer.
mean of first 15 natural numbers, 15 is missing in the last sentence which is important, thought the ans. is correct.
so edit that last line
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