2. The number of variables in Skills Check 1 is _______. Classify each as quantitative or qualitative.
Figure 5.7 (page 193) is a histogram of the annual tuition and fee charges for 64 four-year universities/colleges in Massachusetts. Skills Checks 3, 4, and 5 are based on this histogram.
2.
5; gender and residency are qualitative; scholarship award, high school percentile, and first-year GPA are quantitative.