Author Question: A supplier of 3.5 disks claims that no more than 1 of the disks are defective. In a random sample ... (Read 84 times)

clmills979 · **on:** Aug 2, 2018

A supplier of 3.5 disks claims that no more than 1 of the disks are defective.

In a random sample of 600 disks, it is found that 3 are defective, but the supplier claims that this is only a sample fluctuation. At the 0.01 level of significance, test the supplier's claim that no more than 1 are defective.

Question 2

What is the probability of randomly selecting a person who died from pneumonia/flu?

A) 0.05123 B) 0.00279 C) 19.51818 D) 0.00036

chem1s3 · **Reply #1 on:** Aug 2, 2018

Answer to Question 1

: p = 0.01. : p > 0.01. Test statistic: z = 4.92. P-value: p = 0.001.
Critical value: z = 2.33. Reject null hypothesis. There is sufficient evidence to warrant rejection of the claim that no more than 1 are defective.

Answer to Question 2

D