Interactive Statistics Q.4.11

4.11 A large survey was conducted on high-ranking officers serving in the army. One of the vari- ables measured was his/her background before joining the army. The following graph dis- plays the information on this variable: 40 30 + Percent 20 10 + 0 Military Law Business Politics Agriculture Other Background (a) If 620 high-ranking army officers responded to the survey, how many reported a back- ground of business? (b) In a draft of the written report summarizing the graph for this study, the following state- ment was given: "The distribution of background for high-ranking army officers is skewed to the right." Is this a correct statement to make? Explain