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11 July, 00:40

A researcher wants to find out whether increased hand washing causes a decreased number of illnesses among staff and children in child care. which research design should the researcher use?

a. observational

b. nonexperimental correlation

c. experimental

d. behavioral

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Answers (1)
  1. 11 July, 04:23
    0
    The correct answer is option C: Experimental

    Explanation:

    Experimental research design is trying to make it as random and versatile as possible. There are three types of experimental research which is true-experimental, quasi-experimental and pre-experimental.
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