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Quota sampling
Under this method enumerators shall select the respondents in place of those not available, as per the quota fixed according to guide lines provided to them. This latitude to the enumerators especially in rural areas for some marketing studies help in completing the work in the time assigned. Sometimes some reserve units are also pre determined and alternative choice would be to elect substitutes units out of the reserve units.
Merits:
This method enables enables the completion of investigation in time since no time is lost in consulting the higher authorities and awaiting for their instructions.
Limitations:
If the properly trained staff is not employed, it will distort the basis objective of the study since the interviewers may taken latitude in replacing the items according to their own whims.
The following are the various types of common averages used in statistical analysis given in the form of a chart. Figure 1
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Cluster Sampling Here the population is divided into clusters or groups and then Random Sampling is done for each cluster. Cluster Sampling differs from Stratified Sampl
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You are interested in testing the distance of two golf balls, Brand A and Brand B. You take a random sample of 100 golfers, each of whom hits Brand A once and Brand B once. Define
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