The A1 mean, A2 mean, and A3 mean represent the main effect of IVA and can also be called________ means.
a. cell
b. marginal
c. summary d. variable
What type of sampling is usually the easiest to do?
a) quota sampling
b) simple random sampling
c) convenience sampling
d) cluster sampling
If the p value associated with the F ratio in the analysis of variance indicates a significant difference in performance across three conditions,
a. we will need to conduct post hoc tests to determine which pair(s) of group means is/are significantly different.
b. we need to examine the individual sample group means to see which groups differ significantly.
c. each group differs significantly from all of the others.
d. there are no significant individual group differences.
Which of the following is not a common way to access professional psychology journals?
a. subscribe to journals as an individual
b. access the journals through an affiliation with a university
c. access the journals through the local public library
d. receive journals through membership in professional organizations
A2B2 is the average score of participants in one group which is called a
a. cell sum
b. marginal mean
c. cell mean
d. marginal cell