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In a recent study on world? happiness, participants were asked to evaluate their current lives on...

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Basic Math

In a recent study on world? happiness, participants were askedto evaluate their current lives on a scale from 0 to? 10, where 0represents the worst possible life and 10 represents the bestpossible life. The mean response was 5.8 with a standard deviationof 2.3.

?(a) What response represents the 91st ?percentile? ?

(b) What response represents the 65th ?percentile?

?(c) What response represents the first ?quartile?

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