1.  In an essay whose title is "Analysis of Frequency of Tests and Varying Feedback Delays in College Mathematics Achievement" written by Townsent neal R and Wheatley Grayson H, the authors tell us about the experiment: Sixteen beginning analytic geometry and calculus classes (442 students) followed eight testing regimes for one academic quarter.

2.  R: I know that you has worked in the DMP and my question is why is this project necessary?

3.  R: I heard that this project cost a large sum of money, and do you think it worth so much money?

4.  R: Thank you for receive my interview.

5.  R: Goodbye, Mr. Levoy.

6.  Reporter--R, Marc Levoy--M\

7.  R: reporter L: Marc Levoy\

8.  R: You are now creating 3-D images of some of Michelangelo's most famous works.