Class B Class C
72 100
90 90
85 94
84 100
91 75
78 30
94 94
86 72
82 85
78 87
86 42
78 100
95 90
90 94
88 60

Question

Class B	Class C
72	          100
90	          90
85	          94
84	          100
91	          75
78	          30
94	          94
86	          72
82	          85
78	          87
86	          42
78	          100
95	          90
90	          94
88	          60

anonymous · Answer

Part 1: Make a dot plot for each of Classes B and C.
Part 2: What information is easily seen from the dot plots for Classes B and C?
Part 3: Look at the box plot and dot plot created for Class B.  What are the strengths and weaknesses of each type of plot?
Part 4: Which of the two classes (B or C) performed better on the test? Justify your conclusion.