单项选择题

Describing and tabulating are associated with ______.

A．inferential statistics
B．descriptive statistics
C．theories of probability
D．inefficiency of counting
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单项选择题
Which of the following statements is true about descriptive statistics
A．It combines quantitative variables and qualitative variables.
B．It can be used to deal with only quantitative variables.
C．It helps to summarize properties of a group of data.
D．It helps to make predictions using a sample of observations.
单项选择题
The word unwieldy in the second paragraph is closest in meaning to ______.
A．difficult to collect
B．difficult to tackle
C．incomprehensive
D．uncontrollable
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