InterviewSolution
Saved Bookmarks
| 1. |
If the mean and standard deviation of 75 observations is 40 and 8 respectively, find the new mean and standard deviation if (i) Each observation is multiplied by 5. (ii) 7 is added to each observation. |
|
Answer» If the mean and standard deviation of 75 observations is 40 and 8 respectively, find the new mean and standard deviation if (i) Each observation is multiplied by 5. (ii) 7 is added to each observation. |
|