Table: the good wife (season 2)
Question: What is the average number of US viewers for episodes directed by Félix Alcalá in season 2 of The Good Wife?
Step 1 (Operation, Filter): directed by
Step 2 (Operation, Indexing): us viewers (million)
Step 3 (Operation, Grouping): directed by
Step 4 (Reasoning, Arithmetic): 
Answer: 12.565