In: Economics
The use of a true experimental research design in empirical research is usually not applicable when ______. 1. participants cannot be randomly allocated to groups 2. it is expensive to transport participants to the laboratories 3. it is difficult to find willing individuals to participate 4. strict control measures are put in place throughout the research
I think answer would be 1 as participants can't be alloted to random groups suppose we are doing an empirical research on income of the population we have categorise the individuals into various groups based on the income of them. For example- low income group may consists of individuals below 2 lakhs or some other criterias depending on our research topic.