Sample question: The mean of seven numbers is 15. When three numbers are added, the mean of ten numbers become 12. Find the mean of the three numbers
- Review the concept of Statistics in your textbook.
- Download the file below and practice problem solving.
Don’t forget to do step 1
|Statistics||Objective and Subjective Tests||General Math||Download|
|Statistics||Objective and Subjective Tests||Further Math||Download|