Question

A sample consists of
(a) All units of the population
(b) 50% units of the population
(c) 5% units of the population
(d) any fraction of the population

Answer 1

Answer:

the answer should be d

Step-by-step explanation:

This is because in the most flexible approachable survey, it could be conducted easily for any section. However it's necessary that the sample reflects overall distribution of the population.

Answer 2

A sample consists of all units of the population. (option A)

• A sample is used to make inferences about populations.
• A Sample is used for this process as it is easier to collect data because it is a low-cost, manageable and convenient process.
• The Population is used when we need to collect data about each and every individual.
• In a sample, if all the units of the population are surveyed then we call it a census.