Table: 1985 pga tour
Question: What is the standard deviation in wins among the top 5 players in the 1985 PGA tour?
Step 1 (Operation, Indexing): wins
Step 2 (Operation, Sorting): wins
Step 3 (Reasoning, Aggregating): STD, wins
Step 4 (, ): the R value of Pearson Correlation Coefficient, earnings and wins
Answer: 19.93