a) Construct a grouped frequency distribution of the data using 9 classes.

113, 109, 118, 92, 130, 112, 114, 117, 122, 115

127, 107, 108, 113, 124, 112, 111, 106, 116, 118

121, 107, 118, 118, 110, 124, 115, 103, 100, 114

104, 124, 116, 123, 104, 135, 121, 126, 116, 111

96, 134, 98, 129, 102, 103, 107, 113, 117, 112

b) Construct a relative frequency distribution of the previous table.

c) Construct a histogram for the grouped frequency distribution from part a.