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Maths / Statistics / Mean of Ungrouped Data
QUESTION
 

The arithmetic mean of first five natural numbers is _______________

OPTIONS
A. 

3

B. 

4

C. 

5

D. 

6

Right Option : A
EXPLANATION
Explain TypeExplanation Content
Text

By definition,

AM= frac{1+2+3+4+5}{5}=3

Short cut : Take the average of last number and first number.

i.e., frac{5+1}{2}=3.

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(Concept based Learning and Testing for [6th - 10th], NTSE, Bank & Govt. Exams)
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