DATA contains Part Quality data of three Suppliers. At ? = 0.05, does Part Quality depend on Supplier, or should the cheapest Supplier be chosen?

a) Pvalue of 0.008 rejects the assumption of independence of Part Quality and Supplier. Further supplier evaluation is recommended.

b) Pvalue of 0.0008 rejects the assumption of independence of Part Quality and Supplier. Further supplier evaluation is recommended.

c) The assumption of independence of Part Quality and Supplier cannot be rejected. Choose the cheapest Supplier.

d) Pvalue of 0.039 rejects the assumption of independence of Part Quality and Supplier. Further supplier evaluation is recommended.

e) None of the answers fit the data.

DATA:

Supplier Part Quality Good Minor Defect Major Defect A 100 5 8 B 160 18 4 C 150 7 11