The software is available for Mac operating system. You must be using an older version of the software and because of that you can't install it on newer versions of OS X. According to the official website, the Suite package works normally on the following Mac OS X versions: Mac OS 10.7, 10.8, 10.9, and 10.10.
To find more about this, I recommend checking the website at the following URL: http://www.turningtechnologies.com/products/ExamView?silo=he
If you have any questions about the product, use the Contact US button on the main navigation menu to get in touch with the developers of the software.