Along an IS curve all of the following are always true except: A. planned expenditures equal actual expenditures B. planned expenditures equal income. C. the demand for real balances equals the supply of real balances. D. there are no unplanned changes in inventories.

Describe three scenarios in which you might utilize mathematics to investigate a crime scene, accident scene, or to make decisions involving police practice. be sure to explain how math is used in police as they work through each scenario.

True or false: a fitted model with more predictors will necessarily have a lower training set error than a model with fewer predictors.

Which of the following characteristics are emphasized in the accounting for state and local government entities? i. revenues should be matched with expenditures to measure success or failure of the government entity. ii. there is an emphasis on expendability of resources to accomplish objectives. a. i only b. ii only c. i and ii d. neither i nor ii