![]() Too large a sample involves huge cost, manpower, materials, and time, while too small a sample invalidates the results. The decision is important for several reasons. One of the most important problems in planning a sample survey is that of determining how large a sample is needed for the estimates to be reliable enough to meet the objectives of the survey. Determination of Sample Size in a Simple Random Sample This procedure has the advantage of having less rejection rate in the selection process. The procedure above is referred to as the remainder method.
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