The IQ scores of 50 students are given below.

90	110	86	99	92	98	90	115	89	100
114	89	107	107	114	108	97	115	98	119
86	113	100	103	90	97	103	98	94	98
117	94	95	93	107	97	115	92	92	94
107	114	117	114	105	117	86	90	106	105

(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
-
-
-
-
-
-

(b) Which of the following is the correct histogram for this data?

Chapter 2 Stem & Leaf and Histo X G The test scores for two algebra cl x + V X