Which of the following describe data warehouses? (select all that apply)

a) has a purpose to combine strategic information into a single repository in such a way that people who need that information can make decisions and undertake business analysis.
b) a subset of information from a datamart.
c) a process that transforms data from internal and external databases using a common set of enterprise wide definitions.
d) supports business analysis activities and decision making tasks.
e) a logical collection of information gathered from many operational databases.

Companies in the u. s. car rental market vary greatly in terms of the size of the fleet, the number of locations, and annual revenue. in 2011 hertz had 320,000 cars in service and annual revenue of approximately $4.2 billion. the following data show the number of cars in service (1000s) and the annual revenue ($ millions) for six smaller car rental companies (auto rental news website, august 7, 2012). excel file: data14-09.xls if required, enter negative values as negative numbers. a. select a scatter diagram with the number of cars in service as the independent variable. b. what does the scatter diagram developed in part (a) indicate about the relationship between the two variables? c. use the least squares method to develop the estimated regression equation (to 3 decimals). ŷ = + x d. for every additional car placed in service, estimate how much annual revenue will change. by $ e. fox rent a car has 11,000 cars in service. use the estimated regression equation developed in part (c) to predict annual revenue for fox rent a car. round your answer to nearest whole value. $ million hide feedback partially correct

How does hipaa address employee’s access to e-phi?

Sue peters is the controller at vroom, a car dealership. dale miller recently has been hired as the bookkeeper. dale wanted to attend a class in excel spreadsheets, so sue temporarily took over dale's duties, including overseeing a fund used for gas purchases before test drives. sue found a shortage in the fund and confronted dale when he returned to work. dale admitted that he occasionally uses the fund to pay for his own gas. sue estimated the shortage at $450. what should sue do?