विद्युत फ्लक्स || गाउस नियम | JEE | Class 12 भौतिक विज्ञान | 10 AM Class By Vipin Singh Sir | L1

Acids,Bases and pH - Class 10 Science | 7 PM Master Class By Vipin Sir

JEE Mains & Advanced | Chemistry - Ideal Gases By Vipin Sir | L1 English Medium

Thirty children were asked about the number of hours they watched TV programmes in the previous week. The results were found as follows: 1 6 2 3 5 12 5 8 4 8 10 3 4 12 2 8 15 1 17 6 3 2 8 5 9 6 8 7 14 12 (i) Make a grouped frequency distribution table for this data, taking class width 5 and one of the class intervals as 5 - 10. (ii) How many children watched television for 15 or more hours a week?

Class 12 Chemistry | Chapter 10 | Haloalkanes and Haloarenes | Important Questions | CBSE Boards Revision | Part 1