Multiple Choice
A manufacturer receives parts from two suppliers.A simple random sample of 400 parts from Supplier 1 finds 20 defective.A simple random sample of 200 parts from Supplier 2 finds 20 defective.Let p1 and p2 be the proportion of all parts from Supplier 1 and Supplier 2,respectively,that are defective.What is the relative risk that a part from Supplier 1 is defective as compared to a part from Supplier 2?
A) RR = 0.05
B) RR = 0.15
C) RR = 0.5
D) RR = 2
Correct Answer:
Verified
Correct Answer:
Verified
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