A definite YUP.
I remember how much criticism Kimbrel took because he caused so much drama closing a lot of games. Playing for Boston is not easy and closing for Boston; that's even more stressful.
With all that foul territory pitching half of your games in that ballpark has to lower your ERA. OTOH, as a batter playing half your games there definitely has to lower your BA.
Actually, during an interview with Larry King, Ted was asked by Larry how did Ted handle the shift when he had to face it? Ted simply answered "I just hit it over their head."
If one has to rest the SOX better players, doesn't it make more sense to rest them one at a time? Not questioning Cora because the SOX are in 1st place.