What do you mean by classification of data?

A single datum is a single measurement from the

In a tally mark grouping by four and crossing fifth is called.

An ogive is a method in which

If both ends of a group are taken in frequency grouping it is called.

Differentiate between data and information.

What do you mean by data processing?

What is advantage of foot note in a table?

What do you mean by primary sources of data?

Enumerate five sources of secondary data.

Discuss the national and international agencies where from secondary data may be collected.