Question

the mean of 8 observations is 25 if one observation 16 is added to this then the new mean is​

Answer 1

Answer:

41

Step-by-step explanation:

If the mean of 8 observation is 25, its total is 25x8=200

If the observation 16 is added the sum is 8x16=128

So new sum will be 200+128=328

Mean = Sum of terms/No of terms

= 328/8= 41

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Answer 2

Answer:

41...

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