New York Community Bancorp is working on a turnaround. So is Bank of Nova Scotia. You'll probably want to buy the one offering a 6.2% yield.There are hard turnarounds, and then there are easy turnarounds. Most investors should be wary of hard turnarounds, but easy ones can be worth a deep dive even for more conservative investors. This is why investors should forget about New York Community Bancorp (NYCB 1.83%) and, instead, buy Bank of Nova Scotia (BNS 0.60%) and its lofty 6.2% dividend yield.Here's a quic ...