Use the report of statistical research to identify the following. a) whether it was an observational study or an experiment b) whether it was retrospective or prospective c) the subjects studied, and...

For question b the choices are retrospective or prospective


Extracted text: Use the report of statistical research to identify the following. a) whether it was an observational study or an experiment b) whether it was retrospective or prospective c) the subjects studied, and how they were selected d) the parameter of interest e) the nature and scope of the conclusion regarding what the results may or may not indicate In a test of 400 men and women, those with high blood pressure did worse on tests of memory and reaction time than those with normal blood pressure. a) Identify whether it was an observational study or an experiment. The statistical research was an b) Identify whether the study wa: The study was observational study c) Identify the subjects studied, experiment O A. Men and women with hig. ubjects were randomly selected.