单项选择题
One advantage of a stem and leaf plot over a frequency distribution is that （）.
A.it contains more class intervals
B.the values of the original data are retained
C.the class midpoints are used as the stem
D.the class midpoints are used as the leaf
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相关考题
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单项选择题
The number of class intervals in a frequency distribution is usually between （）.
A.3 and 5
B.7 and 9
C.5 and 15
D.1 and 25 -
单项选择题
A cumulative frequency polygon is also called （）.
A.an ogive
B.a histogram
C.a frequency polygon
D.a stem and leaf plot -
单项选择题
If the individual class frequency is divided by the total frequency, the result is the （）.
A.midpoint frequency
B.cumulative frequency
C.stem and leaf plot
D.relative frequency
