 # 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? Sample statistic: sigma. Population parameter: s. For both, s is used. For both, sigma is used. Sample statistic: s. Population parameter: sigma. Brandon Monroe 2022-08-13 Answered
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?
Sample statistic: $\sigma$. Population parameter: s.
For both, s is used.
For both, $\sigma$ is used.
Sample statistic: s. Population parameter: $\sigma$.
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By definition, it is OPTION D: Sample statistic: s. Population parameter: $\sigma$.