Posted: July 17th, 2016

going to a playground for an hour each day for two weeks and recording girl boy exchanges would be an example of?

1) If the correlation coefficient between amount of exposure to television violence and aggressive behavior was found to be +0.43 we conclude that
a watching tv violence tends to casue aggresive behavior
b being an aggressive person tends to cause one to watch more violent tv
c people who watch the most tv tend to be the least aggressive
d there is a possitive relationship between these two variables

2) The doctor is interested in peoples reaction to a controversial jury verdict. The doctor calls people at their home between the hours of 1 p.m. and 3:30 p.m. on a tuesday afternoon. In this example the doctor has most likely selected
a a representative sample
b a biased population
c a biased sample
d a statistically significant population

3) a doctor is studying aggression in children and plans to define aggression as the number of times one child pushes or strikes another child. defining aggression in this way would
a be an example of a hypothesis
b violate ethical guidelines for psychological research
c represent an operational definition
d require a double blind research design

4) going to a playground for an hour each day for two weeks and recording girl boy exchanges would be an example of
a a case study
b a survey
c a naturalistic observation
d an experiment