A measure of _____ is a single number that presents information about the spread of scores in a distribution.
A) central tendency
B) correlation coefficient
C) statistical significance
D) variability
Correct Answer:
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Q45: In the distribution 1, 1, 1, 10,
Q46: The _ is a measure of variability
Q47: The relationship between two variables is called
Q48: On the first test, the scores in
Q49: The standard deviation is to _ as
Q51: The _ is a number, expressed in
Q52: After collecting her data and performing a
Q53: In order to determine the variability of
Q54: The range is to _ as the
Q55: The _ is symmetrical (that is, if
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