Topic: Random Sample
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What is Random Sampling?
Random sampling is used in scientific experiments. It is used for achieving more controlled and accurate results. Random sampling is a great tool because the random selection portrays a better average in a scientific group. Read More »
Source: http://answers.ask.com/Science/Psychology/what_is_random_sampling
What is a Random Sample?
Random sample gives you a equal chance of being selected. It is chosen by a method involving a unpredictable outcome. With this method you have the same chance, or probability as anyone else. Read More »
Source: http://answers.ask.com/Entertainment/Toys_and_Games/what_is_a_ran...
What Is Random Purposeful Sampling?
The field of statistics offers a myriad of samples for researchers and scientists to choose from. When reading a research report, you may come across the term, "random purposeful sampling." This terms seems confusing, almost a contradiction... Read More »
Source: http://www.ehow.com/info_8595186_random-purposeful-sampling.html
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Random Sample
(n.) Method of selecting a sample (random sample) from a statistical population in such a way that every possible sample that could be selected has a predetermined probability of being selected
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Obtaining information about a certain population is a resource-demanding task, especially when that population is large. When a researcher wants to know the traits of a population, the only feasible method is often to take a random sample a...
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Source: http://www.ehow.com/how_8545123_estimate-random-samples.html
If you have records in a Microsoft Excel 2007 spreadsheet, you can get a random sample of those records. A random sample will help you make important decisions from a smaller selection of data. Follow the steps below to learn how you can ge...
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Source: http://www.ehow.com/how_2272795_get-random-sample-excel.html
Random sampling is important because it is much more practical to test a small group of results than a bigger whole. Say, for instance, a company wants to test the average voltage of a battery they manufacture. It would be much more practic...
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Source: http://wiki.answers.com/Q/Why_random_sampling_is_important
There are a few ways to do this, but one of the most common ways is by giving each of your subjects a number. If there are 100 of them, number them 001-100. If there are 1000, number them 0001-1000 and so on. Then, randomly choose numbers f...
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Source: http://wiki.answers.com/Q/How_is_a_random_sample_selected
In order to do a systemic random sample, the items or individuals in the population are arranged in a certain way (for example, alphabetically). A random starting point is selected and then every __th (for example: 10th or 15th) individual ...
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Source: http://wiki.answers.com/Q/What_is_systemic_random_sampling
it is also called LOTTERY METHOD
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Source: http://wiki.answers.com/Q/What_is_pure_random_sampling
