Descriptive Sta...

Kinds of classification used in tabulation are _______.

Classification on the basis of age, height, production, income, etc are examples of _______ classification.

When classification is done according to qualitative characteristics like social status, physical status, nationality, etc., it is called ______ classification.

In _______ classification, the data are classified on the basis of characteristics which can be measured quantitatively..

________ is the difference between the upper and the lower limit of the class.

Statistics is a __________.

Fill in the blanks from the alternatives given in the brackets.
Random sampling is sampling by _________.

The extreme values of the classes are called _________.

how many people (in millions) have preferred to play Tennis in all the years altogether?

Which measure is based on only the central fifty percent of the observations?