The college newspaper of a large southwestern university periodically conducts a survey of students on the campus to determine the attitude concerning issues of interest. Pictures were taken of the students interviewed along with a quote of their responses are printed in the newspaper. Students are interviewed by a reporter "roaming" the campus who selects students to interview "haphazardly." On a certain day the reporter interviews five students and asks them if they feel there is adequate student parking on campus. Four of the students say "no."Which of the following assumptions for inference about a proportion using a confidence interval are violated?(2 points)

• No answer provided
• a. The population is at least 10 times as large as the sample
• b. We are interested in inference about a proportion
• c. There appears to be no outliers
• d. There appears to be no violations
• e. The data are an SRS from the population of interest

The college newspaper of a large southwestern university periodically conducts a survey of students on the campus to determine the attitude concerning issues of interest. Pictures taken of the students interviewed along with a quote of their responses are printed in the newspaper. Students are interviewed by a reporter "roaming" the campus who selects students to interview "haphazardly." On a certain day the reporter interviews five students and asks them if they feel there is adequate student parking on campus. Four of the students say "no."

What is the population of interest in the above data?(2 points)

• No answer provided
• a. All college students who have a driver's license
• b. All college students at this particular university
• c. All college students in the southwest
• d. All college students in the U.S.
• e. All college students on the staff of the campus newspaper

A newspaper conducted a statewide survey concerning the 1996 race for state senator. The newspaper took a random sample of 1200 registered voters and found that 620 would vote for the Democratic candidate. Let p represent the proportion of registered voters in the state that would vote for the Democratic candidate.Using the above data, construct a 90% confidence interval for p(2 points)

• No answer provided
• a. (.5, .528)
• b. (.489, .545)
• c. (.493, .540)
• d. (.268, .766)
• e. (.491, .543)

The college newspaper of a large southwestern university periodically conducts a survey of students on the campus to determine the attitude concerning issues of interest. Pictures taken of the students interviewed along with a quote of their responses are printed in the newspaper. Students are interviewed by a reporter "roaming" the campus who selects students to interview "haphazardly." On a certain day the reporter interviews five students and asks them if they feel there is adequate student parking on campus. Four of the students say "no."Using the above data, what is the sample proportion p-hat of students who feel parking is not adequate on campus?(2 points)

• No answer provided
• a. 0.8
• b. 0.2
• c. 0.4
• d. 4
• e. It is impossible to determine from the given information.