RapidMiner and ANN skills may be required, but manipulation of data and software is not required. The results are showed, please answer the questions according to the results.

(b) From the performance vector of ANN output from RapidMiner calculate the accuracy and precision: (25 marks) Loyal Not Loyal Class precision Predicted Loyal 4802 1780 72.96% Predicted Not Loyal 628 3390 84.37% Class recall 88.43% 65.57%