Wolf writes that California Democrats are heavily favored to keep their legislative supermajorities and are strong favorites to hold the governor's office in the November election.

One checkable claim, graded on its own against what actually happened.

The call scored 100 out of 100, against 100 for a naive guess at the same calls.

The call is scored 0 to 100 against what happened, on its own, by the published methodology. The naive guess is what knowing nothing would have scored on the same call; the gap, weighted by how hard the call was, is the skill.