A new "smart" refrigerator has been designed with sensors that send information to the manufacturer about the refrigerator's use and performance. One advantage of the system is that it will detect any possible performance issues before they interfere with consumer use of the refrigerator and communicate that information to both the manufacturer and consumer so that service and/or repairs can take place immediately. This is an example of .

A) the Internet of Things
B) a data warehouse
C) data mining
D) sentiment analysis
E) unstructured data

Which of the following statements is correct? a. two firms with identical sales and operating costs but with different amounts of debt and tax rates will have different operating incomes by definition. b. free cash flow (fcf) is, essentially, the cash flow that is available for interest and dividends after the company has made the investments in current and fixed assets that are necessary to sustain ongoing operations. c. retained earnings as reported on the balance sheet represent cash and, therefore, are available to distribute to stockholders as dividends or any other required cash payments to creditors and suppliers. d. if a firm is reporting its income in accordance with generally accepted accounting principles, then its net income as reported on the income statement should be equal to its free cash flow. e. after-tax operating income is calculated as ebit(1 - t) + depreciation.

Emily spent her summer vacation in buenos aires, argentina, where she got plastic surgery for a fraction of what it would cost in the united states. this is an example of:

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.