Researchers recruited 1000 10- and 20-year-ol to participate in a study about age differences ir aggression and the impact of violent video game on aggression. For 1-hour per day, half the participants were randomly assigned to play violent video games, while the other half played nonviolent video game. A test for aggression wa administered at the end of the year, and each
Researchers recruited 1000 10- and 20-year-ol to participate in a study about age differences ir aggression and the impact of violent video game on aggression. For 1-hour per day, half the participants were randomly assigned to play violent video games, while the other half played nonviolent video game. A test for aggression wa administered at the end of the year, and each
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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Transcribed Image Text:Researchers recruited 1000 10- and 20-year-olds
to participate in a study about age differences in
aggression and the impact of violent video games
on aggression. For 1-hour per day, half the
participants were randomly assigned to play
violent video games, while the other half played a
nonviolent video game. A test for aggression was
administered at the end of the year, and each
participant received a score between 1 and 50
(higher scores indicate greater aggression). The
results of the study are shown below:
Factor 1
10 years 20 years
old
old
Violent
35
25
Factor
games
2
Nonviolent
25
45
games
Is there a main effect of age? If so, which age shows
more aggression?
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