Statistics | Class 11 Maths | Exercise 15.2 solutions | Question number 4-6 | Mean and Variance |

exercise 15.2 class 11 NCERT

exercise 15.2 question number 4 5 and 6 class 11 NCERT

exercise 15.2 question number 4 class 11

exercise 15.2 question number 5 class 11

exercise 15.2 question number 6 class 11

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