The IQ scores of 50 students are given below.

107	89	92	103	85	97	99	108	114	115
109	86	88	93	104	101	91	99	94	85
101	109	105	94	117	99	113	93	109	112
91	115	106	88	97	108	92	113	118	115
102	105	112	114	104	102	90	98	107	108

(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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