In: Statistics and Probability
list some treats for internal validity of a study if we have a
-Poor recruitment.
-poor adherence
Answer to the question)
Treats for poor recruitment:
1. Rigorous training. In this the people recruited can be tried to train and made useful for the purpose.
2. Written test: In order to ensure that the recruitment improves, it must be made essential to include written test in the recruitment procedure
3. Multiple rounds: though a bit expensive but this treat helps to ensure no wrong recruitment is made
.
Treats for poor adherence:
1. Strict measures:For the researchers, and people included in data collection and analysis there must be strict rules laid down for each of their work profile
2. Small milestones:For each activity setting milestones helps us identify the activity which actually is causing the trouble, and hence the same can be recitified to ensure complete adherence
3. Setting benchmarks: Setting tragets and benchmarks helps each person to know what exactly is expected out of him in terms of his work
4. Providing incentives: This motivates the people to work to the best of the ability and achieve the benchmarks