Algebra-1

Relative frequency is the ratio of the number of occurrences of a particular event to the total number of events.

The total number of employees surveyed is 400.

The number of employees who preferred a 9-5 schedule is 120, and the number who preferred flexible hours is 140.

To find the number of employees who preferred night shifts:
Number of employees who preferred night shifts

The relative frequency of employees who preferred night shifts is:

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