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
<上一题 目录 下一题>
热门 试题

单项选择题
A sample of a population is often examined for the following purposes except ______.
A．to make a more accurate prediction of trend
B．to improve efficiency and aw)id unnecessary work
C．to save the trouble of approaching every members
D．to predict characteristics of the entire population
单项选择题
Which of the following statements is tale 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.
相关试题