Class XI Statistics

In its singular sense, Statistics means

• Aggregate of numbers

• Numerically expressed data

• Statistical methods

• None of these

Which of the following statements is incorrect

• Resources have alternative uses

• All numbers are statistics

• Macroeconomics studies large aggregates

• Statistics studies only quantitative facts

_____is considered as the father of modern Economics

Marshall's definition of Economics is also on known as

• Wealth definition

• Growth definition

• Material welfare definition

• Scarcity definition

Economics as a normative science deals with what ought to be

• True

• False

The important sources of secondary data in India are

• Census

• NSSO

• Both

• None of these

Statistical results are true only on an average.

• True

• False

Which of the following method is used when an investigator collects the required information with the informant

• Direct personal interview

• Indirect oral interview

• Mailing method

• Questionnaire through correspondents

For drawing Lottery, _______ sampling method is used

Indirect oral investigation is applied when the field of investigation is small

• True

• False