For the following scenario,determine if the numbers in boldface type are statistics or parameters. A company manufactures cardboard containers for packaging frozen fruit juices.The manufacturing process forms the containers by joining cardboard stock to a metal bottom.The container can be inspected to determine if there might be leaks along the cardboard seam or where the metal bottom is attached.It is known from long experience that 18% of cans produced by this process are defective.A random sample of 50 cans was selected from the production process on Monday,and it was found that 12% of the selected cans were defective.Because this seemed to indicate an improvement,another sample was selected of the same size on Tuesday,and in it 21% of the cans were defective.The numbers 12%,18%,and 21% are,respectively,a
A)statistic,statistic,and parameter.
B)statistic,statistic,and statistic.
C)parameter,statistic,and parameter.
D)parameter,parameter,and statistic.
E)statistic,parameter,and statistic.

Question

Quizplus · Accepted Answer

The 18% is a parameter because it represents the long-term average (or the whole population) of defective cans produced by the process. The 12% and 21% are statistics because they are derived from samples taken on Monday and Tuesday, respectively.

For the Following Scenario,determine If the Numbers in Boldface Type