MissSmartyPants281 MissSmartyPants281

28-06-2017
Mathematics

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What symbol is used for the standard deviation when it is a sample statistic? what symbol is used for the standard deviation when it is a population parameter?

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jimthompson5910 jimthompson5910

28-06-2017

You use the lower case letter s for the sample standard deviation

You use the greek letter sigma (written as [tex]\sigma[/tex]) for the population standard deviation

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