Before revision: Repeating the computation for a range of possible trial sizes, an EVSI is obtained at each possible candidate trial size as depicted in this graph: File:EVSI result.png Historical background The 1961 book Applied Statistical Decision TheorySchlaifer & Raiffa (1961), "Applied Statistical Decision Theory" by Schlaifer and Raiffa was among the earliest to utilize EVSI extensively .
After revision: Repeating the computation for a range of possible trial sizes, an EVSI is obtained at each possible candidate trial size as depicted in this graph: File:EVSI resultpng Historical background The 1961 book Applied Statistical Decision TheorySchlaifer & Raiffa (1961), "Applied Statistical Decision Theory" by Schlaifer and Raiffa was among the earliest to utilize EVSI extensively .