The class mark is also called

The ____________ consist of observations on variables.

In a ____________ classification data are classified either in ascending or in descending order.

The highest value is called

Frequency distribution of a single variable is called

_______________ is a graphic representation of a frequency distribution.

In ___________ classification the data are classified with reference to geographical locations.

_____________ is the difference between the largest and the smallest values of variable.

Variations in the value of variables are captured by its 

_____________ is the organization of raw data in table form,using classes and frequencies.