Answer Happy

The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a TV made by the company over the past 12 months are satisfied with their products. If there are 4 different types of TV's made by the company, the best strategy would be to use a a cluster random sampling b. Stratified Random Sampling OC systematic random sampling d. simple random sample A randomly selected sample of 400 students at a university with 15-week semesters was asked whether or not they think the semester should be shortened to 14 weeks with longer classes). 46% of the 400 students surveyed answered yes." Which one of the following statements about the number 46% is correct? a. It is a sample statistic. b. It is a standard error. Oc It is a margin of error d. It is a population parameter A sampling frame is a A wooden frame used to display tables of random numbers involved in designing a survey