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Mathematics, 13.10.2019 21:00 dogskid1937

You determine that the standard deviation for a sample of test scores is 0. this tells you that:

a) all the test scores must be 0.
b) all the test scores must be the same value.
c) there is no straight-line association.
d) the mean test score must also be 0.
e) you made a mistake because the standard deviation can never be 0.

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You determine that the standard deviation for a sample of test scores is 0. this tells you that:
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