Visit the following web site or other websites:

Yahoo Finance

1. Search for the beta of ADT inc.
2. In addition, find the beta of 3 different companies within the same industry as ADT inc.
3. Explain to your classmates what beta means and how it can be used for managerial and/or investment decision
4. Why do you think the beta of ADT inc and those of the 3 companies you found are different from each other? Provide as much information as you can and be specific.