2007-04-14 00:33:08 · 3 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics
True.
The standard deviation of a probability distribution, random variable. or population or multiset of values is a meaure of the spread of its values.
mathworld.wolfram.com/StandardDeviation.html
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2007-04-14 00:41:02 · answer #1 · answered by SAMUEL D 7 · 0⤊ 0⤋
standard deviation measures the spread of variability of a set of results. Not just the spread.
measure of spread? does that mean variablity? if so, then yes that is true.
how far away from the average/central scores something lies. so true.
2007-04-14 07:35:37 · answer #2 · answered by Chali 6 · 0⤊ 0⤋
True, it is a measure of how much each data point is deviated from the mean of all the data.
2007-04-14 07:35:52 · answer #3 · answered by sporritt 2 · 0⤊ 0⤋