Saved Bookmarks
| 1. |
for a given set of 100 observations mean was calculated to be 55 afterwards it was noticed that one observation 50 was wrongly taken as 60 find the correct average |
|
Answer» Step-by-step explanation: mean of 100 observations = 55 Total of 100 observations = 5500 Total of 99 observations = 5500 -50 = 5450 Total of CORRECTED 100 observations = 5450 + 60 = 5510 the correct AVERAGE = 5510 / 100 = 55.1 |
|