The IQ scores of 50 students are given below.

106	103	107	111	114	85	87	113	111	115
116	117	93	88	113	116	92	116	98	94
110	116	87	114	88	115	119	95	91	106
95	91	96	91	92	104	114	100	102	87
88	117	91	113	87	117	97	100	105	86

(a) Construct a grouped frequency distribution for the data. Use 85-89 for the first class and use the same width for each subsequent class.

Class	Frequency
85 - 89
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