28 0.25 points
test1
Income
low
high
male
female
gender
Based on the graph displayed above, how would one interpret the interaction effect? Select the best answer.
there is an interaction present, males with high income have the highest test 1 scores
none of these describe this graph
there is an interaction present, females with high income have the highest test 1 scores
there is not an interaction present, test 1 scores are not related to the combination effect the IVs