Find out the missing observation of the following data with mean 5. 2, 6, 5, 3, 8, 2,__9, 7, 7, 6, 4

Data which are not collected by the organization for the specified purpose, is
known as

Consider the following statements:
Assertion (A) : Classification is the basis for tabulation.
Reason (R) : First the data are classified and then tabulated.
Now select your answer according to the coding scheme given below :

Given the following:

The table below gives the distribution of the age of women at the time marriage

Consider the following statements :
Assertion (A) : Diagrams can be used for comparison only.
Reason (R) : Diagrams cannot study mathematical relationship.
Now select your answer according to the coding scheme given below :

A graph of a cumulative frequency distribution is called

Function(s) of statistics is/are

Find out the missing observation of the following data with mean 5. 2, 6, 5, 3, 8, 2,__9, 7, 7, 6, 4

Data which are not collected by the organization for the specified purpose, is
known as