Problem
A. Briefly explain how this first QRP works.
B. What is the second researcher degrees of freedom (QRP) identified in the Simmons et al paper? Briefly explain how this second QRP works.
C. What is the third researcher degrees of freedom (QRP) identified in the Simmons et al paper? Briefly explain how this third QRP works.
D. What is the fourth researcher degrees of freedom (QRP) identified in the Simmons et al paper? Briefly explain how this fourth QRP works.