Collection of D...

Organisations that use primary data are ____________. 

The entities on which data are collected is known as ___________.

Secondary data should be _______________.

A characteristic of interest for an elements is called __________.

How is primary data usually collected?

Which amongst there is the most expensive way of collecting data? 

Indirect oral investigation method of collection of data is to be used when ______________.

For getting periodical information, the best way to seek data is to collect it ________.

International tourist is randomly selected on a beach in Singapore to ask how many days they spend in Singapore. Estimate the results that will be obtained by this method.

'Collection of data' refers to systematic recording of results -
A. By counting
B. By enumeration
Select the correct answer from the options given below -