Question
1. A consumer advocacy group published a study of labeling of seafood sold in three U.S....
1. A consumer advocacy group published a study of labeling of seafood sold in three U.S. states. The study found that 13 of the 25 "red snapper" packages tested were a different kind of fish. Assume that the study used a simple random sample. Complete parts a through c below.
a) Are the conditions for creating a confidence interval satisfied? Explain.
b) Construct a 95% confidence interval for the proportion of "red snapper" packages that were a different kind of fish.
c) Explain what the confidence interval from part (b) says about "red snapper" sold in these three states. Select the correct choice below and fill in the answer boxes within your choice.
2. An insurance company checks police records on 563 accidents selected at random and notes that teenagers were at the wheel in 88 of them.
-Construct the 95% confidence interval for the percentage of all auto accidents that involve teenage drivers.
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