Question

The IQ scores of 50 students are given below. 110 90 93 89 90 116 116 110 111 90 110 100 93 88 89 99 95 93 91 109 95 100 105 115 99 112 113 108 110 106 87 92 101 88 116 114 97 88 87 85 119 104 100 114 101 85 116 112 85 119 (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 - - - - - -

Name: the iq scores of 50 students are given below 110 90 93 89 90 116 116 110 111 90 110 100 93 88 89 99 95 93 91 109 95 100 105 115 99 112 113 108 110 106 87 92 101 88 116 114 97 88 87 85 119 10 46044
Uploaded: 2022-09-30T21:06:45-08:00
Duration: 2 min 33 s
Channel: Ahmet Yavas
Description: the iq scores of 50 students are given below 110 90 93 89 90 116 116 110 111 90 110 100 93 88 89 99 95 93 91 109 95 100 105 115 99 112 113 108 110 106 87 92 101 88 116 114 97 88 87 85 119 10 46044

          The IQ scores of 50 students are given below.
110
90
93
89
90
116
116
110
111
90
110
100
93
88
89
99
95
93
91
109
95
100
105
115
99
112
113
108
110
106
87
92
101
88
116
114
97
88
87
85
119
104
100
114
101
85
116
112
85
119
(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
-
-
-
-
-
-

Added by Jaime A.

Elementary Statistics a Step by Step Approach

Allan G. Bluman 9th Edition

Instant Answer

Solved by Expert Ahmet Yavas

09/30/2022

Step 1

The first class interval is 85-89, with a width of 5. So the subsequent class intervals will be: 90-94 95-99 100-104 105-109 110-114 115-119 Show more…

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The IQ scores of 50 students are given below. 110 90 93 89 90 116 116 110 111 90 110 100 93 88 89 99 95 93 91 109 95 100 105 115 99 112 113 108 110 106 87 92 101 88 116 114 97 88 87 85 119 104 100 114 101 85 116 112 85 119 (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 - - - - - -