In alphabetical order, tavis, Johnson, Jones, Smith, and Williams (The World Almanac, 2006). Assume that a sample of 50 individuals with one of these last names provided. The data is in the EXCEL file (see the Assignment 1 data file (Q1data column) on the NEXUS). Answer the following questions: a) Are these data categorical or quantitative? b) Provide frequency and percent frequency distributions. c) Construct a bar chart and a pie chart. d) On the basis of the sample, what are the three most common last names?