Exam 2: Studying Behaviour Scientifically

The tendency to respond in what is believed to be a socially appropriate manner rather than according to how a person actually thinks,feels,or behaves is called the __________,and it is most problematic with ___________.

Dr.Archer,who wants to study the effects of poverty on crime,selects a group of individuals,and collects information about each individual's annual income and criminal record (or lack thereof).Dr.Archer finds that income is negatively correlated with crime.On the basis of these findings we can conclude that

To say that a study has high external validity means that

You are trying to find out your friend's IQ.She won't tell you.But she did say that her Z-score on a standard Wechsler test (M = 100;SD = 15)was +2.0.What's her IQ?

Which if the following is NOT a measure of variability?

Which of the following is NOT a part of the scientific process?

Dr.Samways is interested in the relationship between education level and annual income.He randomly selects 5000 Canadians and collects information about their highest completed education and last year's income.He then calculates a correlation coefficient,and finds that the correlation between education and income is +.78.On the basis of this correlation we can conclude that

The "Canadian Code of Ethics for Psychologists" lists basic principles that should be followed when psychologists are involved in

Let's say that you conduct a study on the effects of vitamin B12 on maze learning in rats.Your statistical analysis reveals that 60% of the variance can be accounted for by the manipulation of vitamin B12.The remaining variance (40%)is referred to as

One of the main differences between theories and hypotheses,is that