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WorksheetsPSYCHADEMIA: Correlational Research
Total questions: 10
Worksheet time: 5mins
A(n) ______ correlation involves the assumption that a relationship exists between two variables that are actually NOT related.
illusory
positive
negative
null
The correlation coefficient (r) can range from ___ to ___.
1, 10
1, 100
-1, +1
-10, +100
A positive correlation implies that one variable predicts the ___ of another variable.
removal
presence
decrease
elimination
Unlike an experiment, the limitation of using a correlation is that is cannot establish....
that a relationship exists
causation
the strength of the relationship between 2 variables
the direction of the relationship between 2 variables
Which of the following is the STRONGEST correlation?
-.89
+.82
-.22
+.57
When 2 variables appear to be linked but are actually both being influenced by something else it is called ___
an illusory correlation
a positive correlation
the 3rd variable problem
a negative correlation
How do psychologists graph a correlation?
scatterplot
histogram
frequency distribution
normal curve
What statistic is used to measure the relationship between two variables?
median
standard deviation
mean
correlation coefficient
Which of the following indicates a perfect correlation?
-1.0
100
0
+5.0
A negative correlation implies that one variable predicts the ___ of another variable.
absence
presence
increase
strength
