From the article in the Boston Globe cited by RJM in another thread:
https://www.bostonglobe.com/20...their-young-hitters/
As of Monday, the cumulative batting average across the majors was just .234, with a .391 slugging percentage. The strikeout percentage is up to 24.1 percent, and the .311 on-base percentage is the lowest since 1968. "I think what people don’t understand is that this is a stuff-over-command league nowadays," [J.D.]Martinez said. "It’s guys that throw 100 miles per hour. You see it every day, every team."