Question

Mean of eight observations is 25.if one observation 11 is excluded , find the mean of the remaining

Answer 1

If the mean of 8 observations is 25, its total is 25 * 8 = 200.

If the observation 11 is excluded, then the total of 7 observations will be 200 - 11 = 189.

Therefore, the mean of 7 observations with a total of 181 is 189/7 = 27.

Answer 2

Answer:27

Step-by-step explanation:8digitsare their its mean was 25

Total of digits =25×8=200

Other 7 mean is189÷7=27-