Mathematics, 08.04.2021 06:40, nisha87

7. The monthly income of 5,000 workers at the Microsoft plant are distributed normally. Suppose the mean monthly income is $3,250 and the standard deviation is
$750.
a) 10% of workers earn more than how much per month?
b) What percentile is a worker who earns $4050 per month?
c) What percentage of the workers earn between $3000 and $4500 per month?

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7. The monthly income of 5,000 workers at the Microsoft plant are distributed normally. Suppose the...