The possibility always exists that, by sheer coincidence, two unrelated events appear to be related [e.
More than one type of data is collected during this research, from the field, where the participants are. Appoach collects a large amount of data for detailed analysis.
If the limitations are understood, they can be a useful tool in developing a more focused study. The sources of historical materials must be archived consistentally to ensure access. Development of tentative theories or hypotheses.
In other words, if the researcher simply wants to see whether some measured variables could be related, he would want to increase the chances of finding a significant result by lowering the threshold of what is deemed to be significant.
Because descriptive designs often utilize observational methods [as opposed to quantitative methods], the results cannot be replicated.