Which type of statistics is used to examine
the characteristics of samples?
A. descriptive statistics
B. inferential statistics
C. parametric statistics
D. normative statistics
2. What is the mode of the following group of
vision test results? 20/20; 20/30; 20/40;
20/30; 20/50; 20/40; 20/100; 20/30
A. 20/20
B. 20/30
C. 20/40
D. 20/50
E. 20/100
CHAPTER 14 Descriptive Statistics 223
Which of the following measures of central
tendency would be appropriate to describe
the average pulse rates of a group of hospitalized patients?
A. mode
B. median
C. mean