A manufacturer of equipment for boats is interested in producing a new type of marine radio with an emergency homing beacon. It is expensive to set up production, so the manufacturer wants to determine the level of interest in purchasing such a device before money is invested in this venture. The company is located in the West Coast, which is it primary market. The company decides to randomly select 12 of the marinas on the West Coast and then demonstrate the prototype to all of the boat owners at these marinas and gauge the potential market for the device. What sampling method did the company use to gather its data?*1 pointclustered random samplingstratified random samplingsimple random samplingsystematic random samplingNONE OF THESE

Question 7A car dealership gathers data about their entire customer population. They decide to conduct a survey to understand why their customers chose their dealership. They send out an email to all customers who have purchased more than two vehicles in the past five years. What does this scenario describe?1 pointRandom samplingGeographically limited samplingUnbiased samplingSampling bias

A restaurant gathers data about a new dish by providing free samples to parties of six or more diners. What does this scenario describe?1 pointUnbiased samplingSampling biasGeographically limited samplingRandom sampling

Enhanced sampling technique

A cook wants to estimate the total purchase cost of her collection of recipes and cooking books. She has 44 cabinets containing her collection. From these cabinets, five books from each cabinet were selected randomly. She then looks up the buying price of the sample books. Answer: STRS 10. A language school owner takes a random sample of 10 out of his 72 students in his Introductory Spanish class. Each sampled student was asked about a Spanish-speaking country that they would like to visit in the future.Group of answer choicessystematic samplingstratified simple random samplingcluster samplingsimple random sampling

For the following, identify which type of sampling technique was used.To obtain a sample of the employees at a social media marketing company, 100 employees are randomly selected from a numbered list of the 1000 employees.