In a survey of 3,641 travelers 1,536 said that location was very important for choosing a...
In a survey of 3,641 travelers 1,536 said that location was very important for choosing a hotel and 1,185 said that reputation was very important in choosing an airline.
(a) Construct a 95% confidence interval estimate for the population proportion of travelers who said that location was very important for choosing a hotel.
0.4059 ≤ π ≤ 0.4379 (Ans.)
(b) Construct a 95% confidence interval estimate for the population proportion of travelers who said that reputation was very important in choosing an airline.
0.3103 ≤ π ≤ 0.3407 (Ans.)
(c) Write a short summary of the information derived from (a) and (b). Which of the following is the best summary of the information derived from (a)? Choose any one of them:
A. One can be 95% confident that the population proportion of all travelers who said that location was very important for choosing a hotel lies within the interval in(a).
B. There is a 95% probability that the population proportion of all travelers who said that location was very important for choosing a hotel lies within the interval in(a).
C. There is a 95% probability that the sample proportion of all travelers who said that location was very important for choosing a hotel lies within the interval in (a).
D. One can be 95% confident that the sample proportion of all travelers who said that location was very important for choosing a hotel lies within the interval in(a).
Ans.=?
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In a survey of 3,641 travelers 1,536 said that location was
very important for choosing a...
In a survey of 5,000 travelers, 2000 said the location was very important in choosing an...
In a survey of 5,000 travelers, 2000 said the location was very important in choosing an airline. Construct a 99% confidence interval estimate for the population proportion of travelers who said the reputation was very important in choosing an airline.
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