A marketing research firm wishes to determine if the residents of Caldwell, Idaho, would be interested in a new downtown restaurant. The firm selects a simple random sample of 200 phone numbers from the Caldwell phone book and calls each household. Only 36 of those called are willing to participate in the survey, and 29 participants would support a new downtown restaurant. (a) The sample in this survey is A. A. all residents of Caldwell. 55 B. all households in the Caldwell phone book. A C. the 36 households that participated in the study. A D. the 200 phone numbers chosen. A E. None of the above. (b) The population of interest is A. A. all residents of Caldwell. A B. all households in the Caldwell phone book. A c. the 200 phone numbers chosen. A D. the 36 households that participated in the study. A E. None of the above. (c) The chance that all 200 phone numbers chosen are located in one particular neighborhood in Caldwell is A A. 200 divided by the size of the population of Caldwell. A B. reasonably large due to the "cluster" effect. A C. the same as for any other set of 200 phone numbers. A D. exactly 0. Simple random sampling will spread out the locations of the phone numbers selected. A E. None of the above. Note: You can earn partial credit on this