Which of the following is true about a significant interaction?
a. It is evidence that the research hypothesis is incorrect.
b. It increases the chance of a Type 2 error.
c. It proves the experimenter's predictions.
d. It only gives support for the research hypothesis if the observed means are also in the expected direction.
Question 2
Amanda conducted a 2 x 2 factorial design in which she manipulated lack of food (high or low) and aggressive stimulation (high or low) in dogs. She then measured barking level. Amanda found that in the high food condition more aggressive stimulation reduced barking, whereas in the low food condition more aggressive stimuli increased barking. An interaction in which such opposite effects occur in different levels of different conditions might be which of the following?
a. A main effect interaction
b. A simple interaction
c. A crossover interaction
d. A normal interaction
(a) Age of maturity of Atlantic cod decreased during the fishery collapse. (b) Evidence of maturatio
Model for evidence-based clinical decision making.
Interaction of Wellness Components
Common skin signs are often evidence of an illness or disorder. A scale is a thin, dry flake of ...
Normal and thermal inversion air masses interaction
Evidence of past whole-genome duplications