1.

Below table represents marks obtained by students of class I in Mathematics. What is size of class intervals?(a) 10(b) 20(c) 5(d) 22This question was addressed to me during an interview.My question comes from Data Handling in chapter Data Handling of Mathematics – Class 8

Answer»

Correct choice is (a) 10

The EXPLANATION is: Each group of 0-10, 10-20, etc. is called CLASS Interval. The size of class interval in the GIVEN example is 10.



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