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Donovan:
A set of data with a mean of 45 and a standard deviation of 8.3 is normally distributed. What value is -2 standard deviations from the mean?
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Dober9:
What is the set of data?
Dober9:
Donavan, what is the set of data, post it.
Vocaloid:
"-2 standard deviations from the mean" in other words, we want to know what value is 2 standard deviations under the mean in other words, simply calculate mean - 2 * (standard deviation) using the values from the problem
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