Table 2.6.1 shows some items from a human resources database, representing the status of five people on May 3, 2010.
In table 2.6.1

a. What is an elementary unit for this data set?
b. What kind of data set is this: univariate, bivariate, or multivariate?
c. Which of these four variables are quantitative? Which are qualitative?
d. Which variables, if any, are ordinal qualitative? Why?
e. Is this a time series, or are these cross-sectional data?

TABLE 2.6.1 Employment/History Status of Five People Years of Gender Salary Education Experience $42,300 HS 42,400 BA 69,800 MBA 88,500 MBA 46,700 BA 8 15 HS-High school diploma, BA-College degree, MBA-Masters degree in business administration