Estimate a range of values centered about the mean

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Reference no: EM13126085

Statistical abstracts provides information about state per captita income taxes. The distribution is mound shaped with mean= $1,701 and standard deviation=$672.

(a) Use the empirical rule to find an interval centered about the mean in which about 68% of the data will fall.
(b) Estimate a range of values centered about the mean in which about 95% of the state per captia income taxes will fall.

Reference no: EM13126085

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