InterviewSolution
Saved Bookmarks
| 1. |
Find the mean from the following table using step deviation method : |
Answer» SOLUTION : LET assumed mean a=25 Here, h=10 `:.""mean"barx=a+(sumf_(i)u_(i))/(sumf_(i))xxh=25+(13xx10)/(50)=25+2.6=27.6` |
|