AP Statistics Question

Test Preparation AP Test Preparation
1

<p>1) In order to get truthful responses to potentially embarrassing questions, researchers often ask the question in conjunction with some other activity. Suppose that a large group of adults are interviewed to determine the proportion that cheated on their income tax. Each person is given a either a 3 or a 4 OR you have ever cheated on your income tax, answer BLUＥ，otherwise answer YELLOW."
(A) Suppose that 10% of the people answer YELLOW. What is the approximate proportion of the adults in this survey that have cheated on their income tax?</p>

<p>(B) Suppose that the result from part (A) came from a random sample of 45 adults. What is the 90% confidence interval fro the true proportion of adults who have cheated on their income tax?</p>

2

<p>what does given a 3 or 4 mean? this question is poorly worded. is the 3 or 4 from a die? from a deck of cards? from a octagonal spinner? or just 3 or 4 as a possible number?</p>

3

<p>From a die</p>