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The Average income tax refund for the 2009 tax year was $2892, Assumethe refund per person...

The Average income tax refund for the 2009 tax year was $2892, Assumethe refund per person follows the normal probability distrobution with a standard deviation of $922.

What refund amount represents the 35th percentile of tax returns ?

math   Statistics-And-Probability   
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