Scores of 80 Freshman Student on the Midterm Algebra Exam

82 51 92 89 6367 64 82

57 96 81 76 9494 68 68

75 53 76 82 6271 72 86

50 79 84 80 7777 84 93

90 63 63 76 6572 83 59

62 76 71 32 9357 95 54

67 53 76 74 6078 96 78

57 65 81 52 7236 78 82

71 79 96 81 6360 58 58

93 70 61 92 7076 98 73

Ordered Scores of 80 FreshmanStudents on the Midterm Algebra Exam98 92 82 7874 68 63 5796 92 82 7773 68 62 5796 90 81 7772 67 62 5496 89 81 7672 67 61 5395 86 81 7672 65 60 5394 84 80 7671 65 60 5294 84 79 7671 64 59 5193 83 79 7671 63 58 5093 82 78 7670 63 58 3693 82 78 7570 63 57 32

Simple Frequency Distribution of the 80 Midterm ScoresScore F Percent Score F Percent Score F Percent98 1 1.3 74 1 1.3 51 1 1.3

96 3 3.8 73 1 1.3 50 1 1.3

95 1 1.3 72 3 3.8 36 1 1.3

94 2 2.5 71 3 3.8 32 1 1.3

93 3 3.8 70 2 2.5 Total 80 100.0

92 2 2.5 68 2 2.5

90 1 1.3 67 2 2.5

89 1 1.3 65 2 2.5

86 1 1.3 64 1 1.3

84 2 2.5 63 4 5.0

83 1 1.3 62 2 2.5

82 4 5.0 61 1 1.3

81 3 3.8 60 2 2.5

80 1 1.3 59 1 1.3

79 2 2.5 58 2 2.5

78 3 3.8 57 3 3.8

77 2 2.5 54 1 1.3

76 6 7.5 53 2 2.5

75 1 1.3 52 1 1.3

Grouped Frequency Distribution of the Midterm Scores

Score Frequency PercentCumulative Frequency

Cumulative Percent

90-99 13 16.3 80 100

80-89 13 16.3 67 83.9

70-79 24 30.0 54 67.5

60-69 16 20.0 30 37.5

50-59 12 14.9 14 17.5

40-49 0 0.0 2 2.6

30-39 2 2.6 2 2.6

TOTAL 80 100.0

qInterval Frequency Percent

Cumulative Frequency

Cumulative Percent

95-99 5 6.2 80 100

90-94 8 10.0 75 93.8

85-89 2 2.5 67 83.8

80-84 11 13.8 65 81.3

75-79 14 17.5 54 67.5

70-74 10 12.5 40 50.0

65-69 6 7.5 30 37.5

60-64 10 12.5 24 30.0

55-59 6 7.5 14 17.5

50-54 6 7.5 8 10.0

45-49 0 0.0 2 2.6

40-44 0 0.0 2 2.6

35-39 1 1.3 2 2.6

30-34 1 1.3 1 1.3

TOTAL 80 100.0

Grouped Frequency Distribution of 80 Midterm Scores With w = 5