Saved Bookmarks
| 1. |
in in a survey of 30 families of a locality the number of of children in each family was noted as follow.2,3,1,3,2,3,2,2,2,1,1,2,1,3,2,1,1,2,3,2,2,1,3,3,1,1,2,3,3,1. |
| Answer» | |