Question: 1 . An observational study is said to be low in control when the situation or setting is manipulated or contrived by the researcher.a .
An observational study is said to be low in control when the situation or setting is manipulated or contrived by the researcher.a Tb F Structured observation is focused in nature as it looks selectively at predetermined phenomena.a Tb F The sequence of questions in the questionnaire should be such that the respondent is led from questions of a specific nature to those that are more general.a Tb F An advantage of a mail questionnaire is that a respondent can take more time to respond at convenience.a Tb F The manipulation of the independent variable is also known as the treatment, and the
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