Trying to understand standard deviation. If a data set of 30 observations has a mean of 3.5 and a SD of 1.23. What is the SD telling me about the data?

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Jinish asked Oct 26, 2023

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Trying to understand standard deviation. If a data set of 30 observations has a mean of 3.5 and a SD of 1.23. What is the SD telling me about the data?

Mathematics
college

Jinish asked Oct 26, 2023

by Jinish

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The standard deviation is the average amount of variability in your data set. It tells you, on average, how far each score lies from the mean.

Van Mart answered Oct 31, 2023

by Van Mart

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