1-5 , 6-10 , 11-15 , ....... , are the classes of a distribution , the upper boundary of the class 1-5 is `"_______"`

If 1-5 , 6 -10 , 11-15 , 16-20, ..., are the classes of a frequency distribution , then the lower boundary of the class 11-15 is "_______" .

If 1-10, 11-20, 21-30, 31-40, ......., are the classes of a frequency distribution, then the upper boundary of the class 31-40 is _____.

If 1-5 , 6-10 , 11-15 , ..., are the classes of a frequency distribution , then the size of the class is "_______" .

If 1-5, 6-10, 11-15, ........, are classes of a frequency distribution, then the mid-value of class 11-15 is ______.

The upper boundary of 1 - 10 is_____

The upper boundary of 1-10 in 1- 10,11-20 is_________

Consider the following distribution: The frequency of the class 10 -15 is _________.

In 1-10, 11-20, 21-30,__Upper Boundary of class 11-20 is_____

For the following frequency distribution The upper limit of median class is

Consider the frequency distribution. The upper limit of median class is