Math

A company finds that one out of five employees will be late to work on a given day. If this company has 42 employees, find the probabilities that the following number of people will get to work on time. (Round your answers to 4 decimal places.)

(a) Exactly 33 workers or exactly 37 workers.

(b) At least 29 workers but fewer than 37 workers.

(c) More than 27 workers but at most 39 workers.

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