The major weakness of the time series design is the failure to control ________

Key implications of customer-generated reviews include the following, except:

A) too many negative reviews and low-star ratings will be harmful to a company B) reviews stress the importance of consistent high-quality customer products and services C) positive reviews will have a positive impact on sales D) reviews provide information on how a company's product is being evaluated by customers and how the brand compares to competing brands

Which of the following is true about business-to-business e-procurement?

A) E-procurement increases transaction costs for suppliers. B) Because of an overwhelming demand, e-procurements usually have a huge time gap between order and response. C) Many buyers now use the power of the Internet to pit suppliers against one another and search out better deals, products, and turnaround times on a purchase-by-purchase basis. D) E-procurement enhances customer-supplier relationships. E) Due to extensive paperwork, the relatively important strategic issues, such as finding better supply sources and working with suppliers to reduce costs and develop new products, are sidelined.