SAMPLE DESIGN
Sample Design A sample design is a definite plan for obtaining a sample from a given population It refers to the procedure, adopted by a researcher for selecting items for a sample. Sample design suggests how many items are to be included in the sample It gives an idea about the size of the sample. There are many sample designs. A researcher can choose the appropriate design. Different Methods for Selecting Samples (Sample Designs) Various methods available for selecting samples can be grouped under two major heads (1) Random sampling (2) Non random sampling Probability Sampling (Random Sampling) Each person in the population has equal, independent, and known chances of being selected. Probability sampling may be simple random sampling and complex random samplin
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