Sampling 11 ent is true In Exercises 27-42, identify the kind of sample that is e statement. described. 27. Parking on campus: A college faculty consists of 400 men and groups, and a 250 women. The college administration wants to draw a sample of 65 faculty members to ask their opinion about a new parking ide the fee. They draw a simple random sample of 40 men and another simple random sample of 25 women. nreliable is 28. Cruising the mall: A pollster walks around a busy shopping em more mall and approaches people passing by to ask them how often they shop at the mall. 29. What's on TV? A pollster obtains a list of all the residential addresses in a certain town and uses a computer random number r described generator to choose 150 of them. The pollster visits each of the 150 households and interviews all the adults in each household d a school about their television viewing habits. 30. Don't drink and drive: Police at a sobriety checkpoint mpany is pull over every fifth car to determine whether the driver is sober. are 31. Tell us your opinion: A television newscaster invites viewers to tweet their opinions on a proposed bill on immigration policy. hem said that More than 50,000 people express their opinions in this way. esidents live in 32. Reading program: The superintendent of a large school district wants to test the effectiveness of a new program designed to improve reading skills among elementary school children. There e of six, 90% are 30 elementary schools in the district. The superintendent an within the chooses a simple random sample of five schools and institutes the new reading program in those schools. A total of 4700 in the children attend these five schools. ir groups: Hawk Owl Chicken Duck Turkey Shark Somos Images/Alamy Trout Perch 33. Customer survey: All the customers who entered a store on a Guppy particular day were given a survey to fill out concerning their Minnow opinions of the service at the store. 34. Raffle: Five hundred people attend a charity event, and each buys a raffle ticket. The 500 ticket stubs are put in a drum and sample of thoroughly mixed, and 10 of them are drawn. The 10 people able. whose tickets are drawn win a prize. Is by drawing a 35. Hospital survey: The director of a hospital pharmacy chooses group. What at random 100 people age 60 or older from each of three surrounding counties to ask their opinions of a new prescription of two groups drug program. sample of 36. Bus schedule: Officials at a metropolitan transit authority want mpled groups. to get input from people who use a certain bus route about a possible change in the schedule. They randomly select 5 buses ween 1 and 5. during a certain week and poll all riders on those buses about ple, along with the change. le of eight 37. How much did you spend? A retailer samples 25 receipts from the past week by numbering all the receipts, generating