If the researcher is looking for features that the students use, features they would like to see, and the price that they are willing to pay, an in-depth research study has to be conducted. ![]() ![]() Hence, examining the sample provides insights that the researcher can apply to the entire population.įor example, if a cell-phone manufacturer wants to conduct a feature research study among students in US Universities. In most cases, it is impossible or costly and time-consuming to research the whole population. Creating a sample is an efficient method of conducting research. These elements are known as sample points, sampling units, or observations. ![]() Definition: A sample is defined as a smaller set of data that a researcher chooses or selects from a larger population by using a pre-defined selection method.
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