11. An airline company is interested in the opinions of their frequent flyer cus

Question

11. An airline company is interested in the opinions of their frequent flyer customers about their proposed new routes. Specifically they want to know what proportion of them plan to use one of their new hubs in the next6 months. They take a random sample of 20,000 from the database of all frequent flyers and send them an e-mail message with a request to fill out a survey in exchange for 1500 miles. Complete parts (a) through (d) below a) What is the population? Choose the correct answer below. O A. All frequent flyer customers O B. All frequent flyer customers of the airline O C. All airline customers O D. The 20,000 frequent flyer customers of the airline b) What is the sampling frame? Choose the correct answer below. O A. The 20,000 frequent flyer customers of the airline O B. All airline customers O C. Frequent flyers of the airline in the database of all frequent flyers O D. All frequent flyer customers c) What is the population parameter of interest? Choose the correct answer below. O A. The proportion of their frequent flyer customers that plan to use one of the new hubs C B. The proportion of their frequent flyer customers that plan to use one of the new hubs in the next 6 months O C. The proportion of their frequent flyer customers that plan to use the airline in the next 6 months O D. The proportion of their frequent flyer customers that plan to use the airline d) What sampling method is used? Choose the correct answer below.

Explanation / Answer

Q.11 (a) Here population is " All frequent fly customers of the airline" . As we want to know about their choice. OPtion B is correct.

(b) A sampling frame is the source material or device from which a sample is drawn so the answer is "Frequent flyers of the airline in the databse of all frequent flyers". Option C is correct.

(c) Here the population parameter of interest is " The proportion of their frequent flyer customers that plan to use one of the new hubs in the next 6 months." Option B is correct.

(d) The method used here is the simple random sampling.

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