ECN 221 CHAPTER 1: Practice HW and HW
The minimum is the smallest value among the observations.
True or false: the minimum is a statistic.
True ; One definition for a statistic is that a statistic is a function of the data.
The maximum is the largest value among the observations.
True or false: the maximum is a statistic.
True
Number of children is an example of a quantitative variable.
True ; The number of children shows how many children there are.
ZIP Code is an example of a quantitative variable.
False ; ZIP Code is categorical. It does not show how much or how many.
Statistics, the discipline, involves analyzing data.
True ; The discipline of statistics deals with the collection, display and analysis of data.
Statistics, the discipline, involves displaying data.
