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Consider the boxplot below. 20 30 40 50 60 70 80 data 22 38 53 66 78 [Graphs generated by this script: setBorder(15); initPicture(20,80,-3,6);axes(10,100,1,null,null,1,'off');text([48,-3],data);line([22,2],[22,4]); rect([38,2],[66,4]);

Consider the boxplot below.

20

30

40

50

60

70

80

data

22

38

53

66

78

[Graphs generated by this script: setBorder(15); initPicture(20,80,-3,6);axes(10,100,1,null,null,1,'off');text([48,-3],"data");line([22,2],[22,4]); rect([38,2],[66,4]); line([53,2],[53,4]);line([78,2],[78,4]); line([22,3],[38,3]); line([66,3],[78,3]);fontsize*=.8;fontfill='blue';text([22,4],'22','above');text([38,4],'38','above');text([53,4],'53','above');text([66,4],'66','above');text([78,4],'78','above');fontfill='black';fontsize*=1.25;]

  1. What quarter has the largest spread of data?
  • Second Quarter
  • Fourth Quarter
  • First Quarter
  • Third Quarter
  1. Correct
  2. What is that spread?Incorrect
  3. Find the Inter Quartile Range (IQR):Correct
  4. Which interval has the most data in it?
  • 38 - 53
  • 65 - 78
  • 22 - 38
  • 54 - 66
  1. Incorrect
  2. 65 - 78
  3. What value could represent the 7th percentile?
  • 75
  • 26
  • 41
  • 60

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