A Two methods for predicting the shear strength for are y steel plate girders applied to a nine girders sample . Strength predictions for nine steel plate girders Predicted load / observed load Girder " K " method " I" method S1 / 1 1. 186 1. 06 1 1. 151 0 . 9 9 2 S3 / 1 10 322 10 063 su1 1 1. 339 1. 062 $5 / 1 1. 200 1.065 10 40 2 10178 52 / 2 1. 365 1.037 $2 / 3 1.537 10 086 $2 / 4 1 55 9 10 05 2 ( 9 ) Describe how to test the hypothesis that the 2 procedures for predicting shear strength are equivalent ( b ) Perform the test ( c ) lift any concerns you may have regarding the data and its use in the test you have performed ( 35 marks ) show details