The final exam scores of 18 students in Art History for segments 1 and 2 are listed below.

Segment 1 Segment2

90 87

90 88

88 54

82 72

77 80

65 67

89 84

92 81

93 91

92 86

89 84

61 83

74 93

75 91

77 96

94 93

81 82

56 77

Part A: On your own paper, create a back-to-back stemplot. Submit a list of the stems you used in order from least to greatest. Justify your reasoning for split or nonsplit stems.

Part B: Compare and contrast the two data sets. Justify your answer using key features of the data.