In the context of the measures of spread, the _____ is the average squared deviation from the mean.
A) standard deviation
B) variance
C) range
D) interquartile range
Correct Answer:
Verified
Q42: The mean is derived by:
A) finding the
Q43: For data measured on a nominal scale,
Q44: If data are scaled on an interval
Q45: In a positively skewed distribution, the mean:
A)
Q46: The simplest and least informative measure of
Q48: The most popular measure of spread is
Q49: Which of the following measures of spread
Q50: Included in the five-number summary are the:
A)
Q51: You can display the five-number summary graphically
Q52: The _ of a correlation coefficient tells
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