(Non-SPSS) A cognitive psychologist wants to find out whether playing
Minecraft® affects fourth graders’ scores on a visuospatial task. He
assigns 30 fourth graders to 1 of 2 groups. Group 1 plays Minecraft® for
20 minutes, then completes the visuospatial task. Group 2 completes the
visuospatial task without playing Minecraft®.
a. What is the independent variable in this experiment?
b. What is the dependent variable?
c. What is the likely null hypothesis for this experiment?
d. What is the likely research hypothesis for this experiment?