Thank you Laura.
Wilcoxon Signed Ranks TestDear Annika As she has used a repeated measures design, the Wilcoxon test is correct. See the top of this page for when to use it.
Wilcoxon Signed Ranks TestHi John, she has used Wilcoxon test for the inferential but you mentioned Mann Whitney above. Is Wilcoxon wrong here?
Wilcoxon Signed Ranks TestThank you John.
Wilcoxon Signed Ranks TestSorry. In your above answer you stated that "On paper 1, it is only memory models. On paper 2, it is research methods and approaches." So my question is, does this mean on Paper 1 they cannot ask a "contrast" question related to biological...
Exemplar: Contrast two methodsHi John, Can Quist and Paulsen's field experiment be considered a health promotion "program" and used for a quesiton on the effectiveness of health promotion programs? I think so but wanted to check in.
Health promotionDear John, Thank you very much - I appreciate the guidance. Sincerely, Maria
Assessment: Paper 2Dear Annika It should be fine that she used the mean. The Mann Whitney test has lower statistical power, changing the data from ratio to ordinal, so the median is relevant for the graph. But if the student has collected ratio data in this case,...
Wilcoxon Signed Ranks TestDear Amanda, yes, they would need to know at least one study of genetics using animal research. That could be Meaney's research (with the GR-gene) or Cases study.
LP 10: Animal models (HL)
Laura
Site authorDear Jill, The 2003 experiment? Yes, as it is a targeted intervention designed to promote health. It is fear arousal as health promotion. Laura
Health promotion