Question 10.4 out of 0.4 pointsA sample of five Fortune 500 companies showed the following revenues ($ millions): 7505.0, 2904.7, 7208.4, 6819.0, and 19500.0. Based on this information, which of the following statements is correct?
Question 20.6 out of 0.6 pointsA survey of 400 college seniors resulted in the following crosstabulation regarding their undergraduate major and whether or not they plan to go to graduate school. Of those students who are majoring in business, what percentage plans to go to graduate school?Undergraduate MajorGraduate SchoolBusinessEngineeringOthersTotalYes354263140No9110465260Total126146128400
Question 31.1 out of 1.1 pointsYou invested $4,500 in a project which gave you a return of 13.9% the 1st year. You were quite happy, but the 2nd year wasn't as good. You lost 4.8% that year. The 3rd year was better - you made 5.5% on this investment. What was your annual average rate of returnover the three years?
Question 40.8 out of 0.8 pointsIf the middle 68% of the 7th graders kids in a school are in the range of 5' 5" and 5' 11", what is the standard deviation (in inches)? Note: Assume Normal Distribution as 68% is typically used for Normal Distribution.