If an economist wishes to determine whether there is evidence that mean family income in a community equals $50,000,
a. a one-tail test should be utilized.
b. either a one-tail or two-tail test could be used with equivalent results.
c. a two-tail test should be utilized.
d. none of the above.

Identify the management, organization, and technology factors responsible for slow adoption rates of internal corporate social networks.when a company decides to launch a social networking program the management, all need to be on board with the launch. from the ceo down to the shift or assistant manager everyone needs to know its coming and be excited. the organization of such a launch needs to be mapped out, and training provided for the new systems. within the company, they need to make sure the technology at hand (computers, tablets, and company phones), are all compatible with the system. when a company launches a new system, and the find that the employees are not adopting it, they need to investigate the reasons. is the management at all level's onboard? did we organize the launch properly? do we have the right technology for the system? things can goeither way but if

Insurance companies have internal controls in place to protect assets, monitor the accuracy of accounting records and encourage operational efficiencies and adherence to policies. these internal controls are generally of two types: administrative controls and accounting controls. administrative controls are the policies and procedures that guide the daily actions of employees. accounting controls are the policies and procedures that delineate authorizations of financial transactions that are done, safeguard assets, and provide reports on the company’s financial status in a reliable and timely manner. internal controls should include both preventative and detective controls. the purpose of preventative controls is to stop problems and errors before they occur. detective controls identify problems after they have occurred. preventative controls are usually more effective at reducing problems, but they also tend to be more expensive. internal controls must be flexible to adjust for changes in laws and regulations in addition to adding new products or modifying current ones. companies must also do regular analyses to ensure that the benefits of implementing the controls are worth their costs. when concerned about paying unwarranted insurance claims which type of control would be useful?

Sauer food company has decided to buy a new computer system with an expected life of three years. the cost is $440,000. the company can borrow $440,000 for three years at 14 percent annual interest or for one year at 12 percent annual interest. assume interest is paid in full at the end of each year. a. how much would sauer food company save in interest over the three-year life of the computer system if the one-year loan is utilized and the loan is rolled over (reborrowed) each year at the same 12 percent rate? compare this to the 14 percent three-year loan.