The question would be whether the name is a better predictor of job performance than grades to distinguish people in the population of people who apply or whether the information that comes from the names adds additional predictive value.
Emphasis mine. I don't think this is the question at all, because you also have the grade information; the only question is if grades screen off evidence from names, which is your second option. It seems to me that the odds that the name provides no additional information are very low.
To the best of my knowledge, no studies have been done which submit applications where the obviously black names have higher qualifications in an attempt to determine how many GPA points an obviously black name costs an applicant. (Such an experiment seems much more difficult to carry out, and doesn't have the same media appeal.)
Emphasis mine. I don't think this is the question at all, because you also have the grade information; the only question is if grades screen off evidence from names, which is your second option. It seems to me that the odds that the name provides no additional information are very low.
If you combine a low noise signal with a high noise signal the combined signal can be of medium noise. Combining information isn't always useful if you want to use both signal as proxy for the same thing.
For combining information in such a way you would have to believe tha...
Another month has passed and here is a new rationality quotes thread. The usual rules are: