Math, asked by mondaltanima5, 3 months ago

if the arithmethic mean of 200 values is 15 then sum of tjese 200 valus is ?

Answers

Answered by starboiiii

1

Answer:

Mean of 200 observations = 50

Sum of 200 observations = 50×200 = 10000

After replacing the misread observation 92 to 192 and 8 to 88

Sum of 200 observations = 10000−92+192−8+88 = 10180

New mean =

200

10180

= 50.9

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