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1 page/≈275 words
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MLA
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Mathematics & Economics
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English (U.S.)
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Economics Coursework: Standard Deviation of a Population (Coursework Sample)

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Standard deviation is a measure of dispersion. It is similar to the positive square root of variance, whereby, the variance is the mean of the squared deviations of each observation with respect to the mean of the set of observations. It is usually denoted by σ when it is relativeto a population and by S denotes the sample variance.
Standard deviation of a population is normally obtained by the formula
S=
We are therefore right to conclude that since the standard deviation of the second test is higher from th...
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