Question
The arithmetic mean (average) of the first 10 whole numbers is
Answer: Option A
Answer: (a)Using Rule 1,Average of numbers = ${x_1+x_2+…+x_n}/n$Required average= ${0+1+2+3+…+9}/10$${9× (9+1)}/{2×10}$ = 4.5
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Answer: (a)Using Rule 1,Average of numbers = ${x_1+x_2+…+x_n}/n$Required average= ${0+1+2+3+…+9}/10$${9× (9+1)}/{2×10}$ = 4.5
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