Question

Three methods of collecting data from staff members and how its done?

Answer 1

Answer: The system of data collection is based on the type of study being conducted.  

Literature sources.

Surveys.

Interviews.

Observations.  

Documents and records.

Experiments.  

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Explanation:

Answer 2

Commutative property states that the change in the order of numbers in an addition or multiplication operation does not change the sum or the product. The commutative property of addition is written as: A