What is sampling? What is the importance of using samples from a population?
Question
What is sampling? What is the importance of using samples from a population?
Solution
Sampling is a statistical method that is used to select individual observations or data points from a larger population or data set. It is a tool used for conducting research when it is impractical or impossible to study the entire population.
The process of sampling involves choosing a representative subset of the population, which can provide insights about the entire group. The key is that each individual in the population has an equal chance of being selected in the sample.
The importance of using samples from a population are as follows:
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Feasibility: It is often impractical or impossible to study the entire population, so sampling provides a feasible alternative.
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Cost and Time Effective: Sampling can save a lot of time and money as it allows researchers to gather the same kind of information from a small subset of the population instead of the entire population.
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Accuracy: If done correctly, sampling can provide accurate results. The sample's characteristics should closely resemble
Similar Questions
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Why would a researcher use simple random sampling as a sampling technique?a.To systematically choose samples from a given list of individuals.b.To consider giving an equal chance to the member of the accessible population being selected as part of the study.c.To group entire population into clusters since the location of the samples are widely spread.d.To ensure that all subcategories of the population are represented in the sample selection.
Sampling is an essential part of the research process. It allows researchers to draw meaningful conclusions about a population without the need to study every individual within that population. The sampling procedure should be done properly and adequately to ensure that the research findings are valid and representative of the population. What key steps can a researcher follow when selecting a sample from the population?Group of answer choicesDefine the problem; Identify the sampling frame; Select a random sample; Collect data; Analyse the dataDefine the problem; Identify the sampling frame; Select the sampling methods; Determine the sample size; Select the sample elements; Gather data from designated elementsDefine the literature review; Identify the population; Determine population size; Identify the sampling frame; Select the sample; Gather data from designated elementsIdentify available literature on the sample; Determine sample size; Design the survey; Collect data
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