Model Paper 2 — Economics STD 11 Commerce — Question

The characteristics of a good sample are as follows:
i. A Sample must represent characteristics of the entire universe population i.e., it should be representative.
ii. It must be adequate enough to offer reliable conclusions.
iii. The units of the sample should be independent of each other.
iv. In case more than one sample is selected from a given population, then these samples should be homogeneous.
v. To have a correct picture of the problem under investigation, it is important to draw a sample keeping in view the objective of the investigation.