Why Would A Researcher Interested In Making A Casual Claim Not Do An Experiment?

Why Would A Researcher Interested In Making A Casual Claim Not Do An Experiment? Why would a researcher interested in making a causal claim NOT do an experiment? There may be ethical limitations of manipulating a variable. Why is the statistical validity of a multiple regression design more complicated to interrogate than a bivariate design?

What Term Describes The Influence Of An Experiment On Research Participants?

What Term Describes The Influence Of An Experiment On Research Participants? What term describes the influence of an experimenter on research participants? Experimenter bias. If the experimental methods used are found to be biased and illogical, then the research does not have any ____ validity. When participants behavior is affected by what they think the