单项选择题
A.Summarising data
B.Displaying aspects of the collected data
C.Reporting numerical findings
D.Estimating characteristics of the population
单项选择题 A student achieves an 82 on the first test in a statistics course. From this, she assumes that her average at the end of the semester (after other tests) will be about 82. This is an example of （）.
单项选择题 Which of the following statements is not true？（）
单项选择题 Descriptive statistics deals with methods of（）