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Calculate the intervals

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Reference no: EM131890074

In a random sample of 200 automobile insurance claims obtained from all state insurance Company, mean=$615 and s= $135. Calculate the following intervals:

a) An interval that has at least 75% of the data within it.

b) An interval that has at least 89% of the data within it.

Please show work.

Reference no: EM131890074

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