Online Course's 6 test included in the Guide's 8?

Test Preparation SAT Preparation
1

<p>Are the 6 full-length tests offered in the CB's Official Online Course the same ones that are in the Study Guide? I was just wondering that, since I own the book already, but would possibly like to subscribe to the Online Course, if different tests are found there.</p>

2

<p>They are different.</p>

3

<p>Ok, thanks.</p>

4

<p>how long is the online course?</p>