Question

Consider the following data:

19 10 9 8 14 11 11 12 11 9 19 19

17 10 13 18 16 17 5 14 11 15 18 12

8 7 10 16 2 12

Construct a frequency distribution by making the class width 3 and the lower limit of the first class 2. The dataset above is the marks obtained in the previous class test out of 20.



Define the random variable


Marks


Out of 20


Class test


Class Average

Answer 1

Random Variable: Marks (out of 20)