donlucchese
JF-Expert Member
- Mar 23, 2011
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Qn. A drug manufacturer claims that a certain drug cures a blood disease on the average 80% of the time. To check the claim, government testers used the drug on a sample of 100 individuals and decide to accept the claim if 75 or more are cured.
i. What is the probability that the claim will be rejected when the cure probability is in fact 0.8?
ii. What is the probability that the claim wil lbe accepted by the govt. when the cure probability is as low as 0.7?
i. What is the probability that the claim will be rejected when the cure probability is in fact 0.8?
ii. What is the probability that the claim wil lbe accepted by the govt. when the cure probability is as low as 0.7?