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Mathematics, 11.10.2020 14:01 larey

The mean of a data set is 5 and the standard deviation is 1.3. Every number in the set is multiplied by a, then c2 is added to all numbers. The mean of the new data set is 3 and the standard deviation is 2.6. Find the value of a.

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The mean of a data set is 5 and the standard deviation is 1.3. Every number in the set is multiplied...
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