Which of the following statements about histograms is true?
A. A histogram is a summary of interval data.
B. A histogram is made of a series of intervals, called classes.
C. The classes in a histogram cover the complete range of observations.
D. All of these choices are true.
Analysis:
A. Incorrect. All of these choices are true.
B. Incorrect. All of these choices are true.
C. Incorrect. All of these choices are true.
D. Correct. All of these choices are true.
ANSWER : D
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