A manufacturer of televisions claims that fewer than 3% of their products are defective. When 100 televisions were drawn from a large production run, 10% were found to be defective.
A.What is the population of interest?
B.What is the sample?
C.What is the parameter?
D.What is the statistic?
E.Does the value of 3% refer to the parameter or the statistic?
F.Is the value of 10% a parameter or a statistic?
G.Explain briefly how the statistic can be used to make inferences about the parameter to test the claim.

Question

Quizplus · Accepted Answer

The Answer is A. The complete production run of the manufacturer.
B. The 100 televisions selected.
C. The proportion of the production run that is defective.
D. The proportion of the sample televisions that is defective.
E. Parameter.
F. Statistic.
G. Because the sample proportion is more than 3%, we conclude that the sample data selected does not support the claim.

A Manufacturer of Televisions Claims That Fewer Than 3% of Their