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True or False
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1
Poor experimental design results in experiments with high internal validity.
A)True
B)False
2
The simplest possible experimental design has one variable.
A)True
B)False
3
The use of a pretest enables researchers to assess the effects of participant dropout.
A)True
B)False
4
In an independent groups design, the same people participate in all experimental conditions.
A)True
B)False
5
Random assignment prevents systematic biases.
A)True
B)False
6
In the repeated measures design, each individual participates in all conditions.
A)True
B)False
7
A Latin square may be used as an alternative to complete counterbalancing.
A)True
B)False
8
A repeated measures design often includes an experimental procedure that produces a relatively permanent change in participants.
A)True
B)False
9
In a matched-pairs design, each participant is assigned to all levels of the independent variable.
A)True
B)False
10
A confounding variable is a variable that varies along with the independent variable, making it difficult to determine what was the cause of the change in the dependent variable.
A)True
B)False
11
It is OK to use different measurement procedures on different levels of the independent variable.
A)True
B)False
12
In a within-subjects design participants are assigned to each condition using random assignment.
A)True
B)False
13
Counterbalancing is one way to protect against order effects.
A)True
B)False
14
Another name for within-subjects designs is matched-pairs design.
A)True
B)False
15
Matched pairs designs ensure that groups are equivalent prior to the introduction of the independent variable manipulation.
A)True
B)False





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