When using the learning to rank framework for combining multiple features into a ranking function, training data composed of queries and relevance judgments is needed to learn the model parameters.

2. Question 2 Once you have completed Exercise 3, what is the correct formula in cell K197? 1 point   =SUMIFS(Head_Count,Office_Name,$B197,Role,”Finance”,AvgHourlyCost,”>=”&K$185,AvgHourlyCost,”<=”&K$186) =COUNTIFS(Head_Count,Location_Name,$B197,Role,”Finance”,AvgHourlyCost,”>=”&K$185,AvgHourlyCost,”<=”&K$186) =SUMIFS(Head_Count,Location_Name,$B197,Role,”Finance”,AvgHourlyCost,”>=”&K$185,AvgHourlyCost,”<=”&K$186)