A course can be excellent and still be the wrong course. People who are afraid of looking foolish do not need the same module as people who already use a tool every day and never check it.
Measure first. Find the real gap. Then spend where it changes the work.
The free AI Capability Check is the short version of that idea for one person. For a team, the same principle applies: look at the spread, not only the average. A wide spread means some people are being left behind, even when the headline number looks acceptable.
None of this replaces a conversation. It gives the conversation somewhere honest to start.