Question: 30. Construct a frequency distribution and histogram for the motor fuel octane data. Use eight bins.

88.5 98.8 89.6 92.2 92.7 88.4

94.7 88.3 90.4 83.4 87.9 92.6

84.3 90.4 91.6 91.0 93.0 93.7

90.1 91.2 90.7 88.2 94.4 96.5

89.0 90.6 88.6 88.5 90.4 84.3

89.8 92.2 88.3 93.3 91.2 93.2

91.6 87.7 94.2 87.4 86.7 88.6

90.3 91.1 85.3 91.1 94.2 88.7

90.0 86.7 90.1 90.5 90.8 92.7

91.5 93.4 89.3 100.3 90.1 89.3

89.9 96.1 91.3 87.6 91.8 91.0

87.5 89.2 89.8 86.7 89.9 92.2

87.8 92.3 92.7 91.0 91.8

88.3 88.9 93.3 90.9 89.7