What is the mean of the first 20 positiveeven numbers? – InterviewSolution

1.

What is the mean of the first 20 positiveeven numbers?

Answer»

Mean of first 20 positive numbers = sum of all observation upon total number of observation.

2+4+6+8+10+12+14+16+18+20+22+24+26+28+30+32+34+36+38+40/20 = 21

answer is 21

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