AP PSYCHOLOGY

Detailed explanation-1: -One of the most significant disadvantages of experimental research is that it does not take the ethical or moral violations that some variables may create out of the situation. Some variables cannot be manipulated in ways that are safe for people, the environment, or even the society as a whole.

Detailed explanation-2: -Experimental bias can affect any sort of observation, as an experimenter might expect certain results based on previous knowledge, even if such expectation is not part of the hypothesis being tested. However, it is important to note that experimental design must eliminate bias if it is going to be scientifically valid.

Detailed explanation-3: -To minimize bias, it is good practice to work “blind, ” meaning that experimenters are unaware of the identity or treatment group of their subjects while conducting research.

Detailed explanation-4: -experimenter bias any systematic errors in the research process or the interpretation of its results that are attributable to a researcher’s behavior, preconceived beliefs, expectancies, or desires about results. For example, a researcher may inadvertently cue participants to behave or respond in a particular way.