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True/False
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1
An independent variable is a variable presumed to have no affect or influence on other variables.
A)TRUE
B)FALSE
2
A categorical variable is a variable that varies in amount or degree, but not in kind.
A)TRUE
B)FALSE
3
The term "hypothesis," as used in research, usually refers to a prediction of results usually made before a study commences.
A)TRUE
B)FALSE
4
When a researcher manipulates a variable in an experiment, it is called the independent variable.
A)TRUE
B)FALSE
5
Another name for independent variable is experimental variable.
A)TRUE
B)FALSE
6
A directional hypothesis is a prediction that a relationship exists without specifying its exact nature--for example, there will be a difference between method A and method B (without saying which will be more effective).
A)TRUE
B)FALSE
7
If a variable varies only in kind but not in degree or amount, this is called a categorical variable.
A)TRUE
B)FALSE
8
A dependent variable is presumed to have no relationship to any independent variables.
A)TRUE
B)FALSE
9
An extraneous variable is an independent variable that has no effects on any other variable in the study.
A)TRUE
B)FALSE
10
A directional hypothesis is a prediction about the specific nature of a relationship--for example, method A is more effective than method B.
A)TRUE
B)FALSE





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