ICSE Class 9 Answered
The mean age of a group of 41 students is 17.45 years . Find the missing frequencies.
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- Age (in years ). 15. 16. 17. 18 19. 20
- Number of students 3. ? 9. 11. ? 3
Asked by abhi611 | 07 Jul, 2017, 07:38: PM
Expert Answer
Answered by Sneha shidid | 07 Jul, 2017, 09:12: PM
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