one of the challenges of conducting health research is that it is impossible, and unethical, to manipulate certain variables, such as sexual behaviors or smoking. the research design that examines differences between groups without manipulating these groups is



Answer :

One of the challenges of conducting health research is that it is impossible, and unethical, to manipulate certain variables, such as sexual behaviors or smoking. the research design that examines differences between groups without manipulating these groups is ex post facto or quasi-experimental.

Research is "innovative and systematic paintings undertaken to boom the stock of expertise". It includes the unbiased collection, business enterprise and evaluation of statistics to boom understanding of a topic or problem. A studies venture may be a selection on past paintings inside the area.

Studies is a manner of systematic inquiry that entails series of data; documentation of important facts; and evaluation and interpretation of that records/records, in accordance with appropriate methodologies set by precise expert fields and educational disciplines.

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