Author Question: In a sample of 88 children selected randomly from one town, it is found that 8 of them suffer from ... (Read 112 times)

maychende · **on:** Aug 1, 2018

In a sample of 88 children selected randomly from one town, it is found that 8 of them suffer from asthma. Find the P-value for a test of the claim that the proportion of all children in the town who suffer from asthma is equal to 11.

A) 0.5686 B) -0.2843 C) 0.2843 D) 0.2157

Question 2

A manufacturer finds that in a random sample of 100 of its CD players, 96 have no defects. The manufacturer wishes to make a claim about the percentage of nondefective CD players and is prepared to exaggerate.

What is the highest rate of nondefective CD players that the manufacturer could claim under the following condition?

His claim would not be rejected at the 0.05 significance level if this sample data were used. Assume that a left-tailed hypothesis test would be performed.
A) 98.2 B) 96.5 C) 96.6 D) 98.4