The IQ scores of 50 students are given below.   106 118 90 97 108 91 105 85 89 105 92 108 112 105 87 105 113 116 111 99 88 99 100 102 112 87 107 105 89 87 96 97 102 108 89 98 98 90 118 92 100 110 118 114 91 93 117 104 86 116   (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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The IQ scores of 50 students are given below.

 

106 118 90 97 108 91 105 85 89 105
92 108 112 105 87 105 113 116 111 99
88 99 100 102 112 87 107 105 89 87
96 97 102 108 89 98 98 90 118 92
100 110 118 114 91 93 117 104 86 116

 

(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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