Question: 6. Based on the following confusion matrix with a validation set of 100, class 1 reflects the members targeted who purchased services and class 0

6. Based on the following confusion matrix with a validation set of 100, class 1 reflects the members targeted who purchased services and class 0 reflects the non-targeted respondents who did not purchase services. Calculate the sensitivity rate. Actual Class predicted Class 1 Predicted Class 2 Class 1 11 Class 0 11 60 A. 78% B. 84% C. 62% D. 32% 7. The root mean square error calculation is: A. = B. = C.=>- D. = (85 x 100 8. The following table displays the weights for computing the principal components and the data for two observations. The mean and standard deviation for x, are 4.2 and 1.4, respectively. What is the z-score of x , for observation 1? Weights PCI PC2 -0. 78 051 -0.65 X 2 Observation 1 4.45 12.08 Observation 2 1.43 8.67 A. 0.18 B. 0.17 C. 0.73 D. 0.21

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