Chapter 1: Data – Its Source and Compilation

Data compilation means:

Tabulation helps in:

Data classification is necessary for:

Four and cross method is used in:

Tally marks are used for:

Data helps to understand:

Without data, conclusions are:

Data is important for:

Data analysis is used in:

Data helps in:

Example of secondary data:

Example of primary data:

Census is conducted by:

Secondary data is collected by:

Primary data is collected by:

Grouping helps in:

Class interval depends on:

In exclusive method, upper limit is:

Exclusive method excludes:

Inclusive method includes:

Index numbers are used in:

Index numbers measure:

Ratio data compares:

Percentage data is useful for:

Absolute data is:

Range of data means:

Class interval refers to:

Frequency is denoted by:

Cumulative frequency is:

Frequency means:

Grouping data into classes is called:

Classification of data helps in:

The heading of a row is:

The heading of a column is called:

Organising data into rows and columns is:

Government publications provide:

Published reports are:

Observation method is:

Interview method is used for:

Which is a primary data collection method?

Internet data is considered:

Data collected from books is:

Survey conducted by a student is:

Census data is an example of:

Data collected for the first time is:

Data in raw form is also called:

Information is:

Data becomes useful when it is:

A single unit of data is called:

Data refers to: