Justine decides to test the effects of playing violent video games on aggressiveness in 10-year old boys. She decides to have all boys play the three different types of video games in a randomized counterbalanced order.
The levels of the within-subjects independent variable are violent, exciting but not violent, and neither exciting nor violent. After playing each video game each child takes a test designed to measure their level of aggression. What is the appropriate type of statistical test for Justine to use?
a. one-way analysis of variance
b. two-way analysis of variance
c. one-way repeated measures analysis of variance
d. two-way mixed model analysis of variance
Question 2
Correlational research does not establish __________.
a. cause and effect.
b. similarities among variables.
c. differences among variables.
d. significant effects.
Effects of Immobility
Kids playing with snow
Radiation Side Effects, Healing Time, and Intervention
Taste Test
The Beach Boys - Don't Worry Baby (Official Music Video)
Bodily effects of stress