Dear Joanna, My understanding is that the aim needs to be the same. So, if stress is the focus, then the experiment would also have to have that focus.
Surveys: Designing alternativesDear Megan The IB always accepts both "breadth" and "depth" as approaches to responding to questions. So, a students response does not have to be balanced. I do tell my students, however, that they should plan on writing for 30 -...
Summative: Research methodsDear Usue Yes, the guide states that you must teach all four contexts. Some teachers are choosing not to teach all (or part) of the development unit because they do not have enough hours allocated for their course. But this is not...
Setting up your courseDear Emma, The tool for measuring selective attention is what is assessed. The actual lecture that they choose to use could be a Ted Talk.
Data collection tool: IA experimentDear Ian, We have struggled to find appropriate research for an addiction that actually does not exist - or at least, is not an official diagnosis. Currently, we are focused on samples for students and then adding a chapter on Moral development....
Health problemsDear John, These tips are very helpful! Thank you so much for the same. For Q 3, the students are not needed to make specific reference to the practical conducted, right? Just mention two similarities and differences in the two research...
Tips for Paper 2Dear Thomas, As long as they are not calculating a correlation coefficient, this is fine. However, this might make it a quasi-experiment, rather than simply a questionnaire study. So, the student will have to be careful about how they...
Internal assessmentDear Angela, Thank you for catching that! Fixed.
P2A ObservationsDear Marta, If the student is doing an experiment on anchoring bias, they need to first identify the problem that they are trying to address and how the study may lead to a change in policy or procedure. If they have done that successfully,...
Sample experiment 1
John
Site authorDear James, I cannot see how it would be a variable ratio schedule. I think it would be variable interval. You check your phone periodically to see whether there is a new message or notification. Messages become available after unpredictable...
Classical and operant conditioning