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BESC Exam 2 (No formula-s) Questions and Answers
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BESC Exam 2 (No formula-s) Questions and Answers
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BESC Exam 2 (No formula's) Questionsand Answers
What is meant by a "manipulation" in the context of experimental research?
The creation of emotions against the participant's will
An unethical practice
The physical control of a respondent's body
Any variable that is controlled by the researcher
Any variable that is controlled by the researcher
The number of small businesses opened in a county each year is an example of which level of
measurement?
ratio
nominal
interval
ordinal
ratio
The lowest level of measurement (i.e., the one that contains the least information) is the
______ level of measurement.
ratio
interval
ordinal
nominal
nominal
If a person's employment is coded as Unemployed = 0 or Employed = 1, then that variable is at
the ______ level of measurement.
ordinal
interval
, nominal
ratio
nominal
A histogram is appropriate when the data are...
nominal or ordinal.
ordinal.
interval or ratio.
nominal, interval, or ratio.
interval or ratio.
A bar chart would work best for which of the following measurement scales?
Categorical levels
Quantitative levels
Ordinal or ratio
Nominal or interval
Categorical levels
A bell curve (i.e., a normal distribution) is...
uniform.
platykurtic.
leptokurtic.
mesokurtic.
mesokurtic.
Which measure of central tendency works best of negatively skewed distributions?
Median
Mean
No measure is appropriate
Mode
Median
What is the lowest level of measurement needed to calculate the mode?
Any level but the distribution must be symmetrical
Interval
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