ASSIGNMENT An IQ test was administered to 18 persons before and ofter they were trained. The results are given below:- 115 120 123, 132, 125, 124, 133 ' 120, 150, 122, 125 IQ Before Training & - 110 ID After Training. 180 , 117, 110, 116, 182 112. :- 120 ) 120 ' Test whether there is ? , 118, 125, 136, 121, 109, 115, 132, 128, 130, 129, 132, 128 124, 126, 130, 115 any change in IQ after the training for 17 degrees of freedom at 1% level of significance, is 2.90. Given that value of t