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Res Meth 3 Flashcards | StudBud
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Res Meth 3
Res Meth 3
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Questions
15
Answers
1
To establish a causal relationship, which must come first in time?
a change in the dependent variable
proof of a hypothesis
a change in the independent variable
2
Statistical significance and substantive significance are the same.
True
False
3
The mean is the 50th percentile.
False
True
4
What does this graph show?
nothing
negative correlation
positive correlation
indirect correlation
5
To reduce bias, what type of sample would typically be best?
snowball
partial
probability
convenience
6
To make claims about a population from a sample, what type of statistics is used?
inferential statistics
descriptive statistics
7
A Pearson's r of -0.65 shows:
a strong correlation
no correlation
perfect correlation
a weak correlation
8
Which group gets the stimulus or test factor?
experimental group
control group
9
Operationalization is the process of turning concepts into
operands
variables
gold
answers
10
Measures of central tendency are what type of statistic?
useless
descriptive
confusing
inferential
11
Which of the following is not a measure of association?
Pearson's r for interval level variables
zappa for ratio variables
gamma for ordinal variables
lambda for nominal variables
12
Quantitative analyses are always better than qualitative analyses.
False
True
13
A good hypothesis should be plausible.
True
False
14
Political scientists use the scientific method.
False
True
15
What type of chart or graph would you use to demonstrate a trend over time?
line chart
histogram
pie chart
spectrograph
