Fly Ball Rate
Share of batted balls hit in the air to the outfield.
What it actually is. The share of batted balls hit in the air.
What a scout reads off it. Fly balls are where home runs and outs both live. A hitter who raises his fly ball rate is usually trading average for power on purpose, which is the most common swing change of the last decade.
Batter's Eye: look up anything in baseball