1. Which of the following is an example of quantitative data? (Points : 5)
  the player’s number on a baseball uniform   the serial number on a one-dollar bill   the part number of an inventory item   the number of people in a waiting line
2. When the data have the properties of ordinal data and the interval between observations is expressed in terms of a fixed unit of measure, the variable has which scale of measurement? (Points : 5)
  nominal   ordinal   interval   ratio
3. Which of the following variables use the interval scale of measurement? (Points : 5)
  name of stock exchange   time   SAT scores   Social Security number
4. Which of the following is not an example of descriptive statistics? (Points : 5)
  a histogram depicting the age distribution for 30 randomly selected students   an estimate of the number of Alaska residents who have visited Canada   a table summarizing the data collected in a sample of new-car buyers   the proportion of mailed-out questionnaires that were returned
5. A frequency distribution is (Points : 5)
  a tabular summary of a set of data showing the fraction of items in each of several nonoverlapping classes   a graphical form of representing data   a tabular summary of a set of data showing the number of items in each of several nonoverlapping classes   a graphical device for presenting categorical data
6. Which of the following graphical methods is most appropriate for categorical data? (Points : 5)
  ogive   pie chart   histigram   scatter diagram
7. The proper way to construct a stem-and-leaf display for the data set {62, 67, 68, 73, 73, 79, 91, 94, 95, 97} is to (Points : 5)
  exclude a stem labeled ‘8’   include a stem labeled ‘8’ and enter no leaves on the stem   include a stem labeled ‘(8)’ and enter no leaves on the stem   include a stem labeled ‘8’ and enter one leaf value of ‘0’ on the stem
8. The total number of data items with a value less than or equal to the upper limit for the class is given by the…