A mixed factorial design has
a. at least one between-subjects factor and at least one within-subjects factor.
b. a yoked control.
c. one independent variable and two dependent variables.
d. one main effect and one interaction.
Question 2
A cross-sectional study
a. is one that tests an entire population.
b. involves collecting successive independent samples.
c. involves collecting data only once.
d. is rarely used in survey research.