Collect marks of 10 of your students in different subjects in recent examinations .estimate the arithmetic mean of marks each subject verify them by actual calculations. How many of your estimations represent exact mean?
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Answer:
mean =sum of all observations/no of observations
Step-by-step explanation:
Mohan= 95 marks in odia
sohan = 79 marks in english
hoe=89 marks in sst
and so.on
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