Clarify GIVEN for predictive probability.
@@ -449,11 +449,11 @@ subquery instead:
.. index:: ``PREDICTIVE PROBABILITY``
-``PREDICTIVE PROBABILITY OF <column>``
+``PREDICTIVE PROBABILITY OF <column> [GIVEN (<column(s)>)]``
Function of one implied row. Returns the predictive probability of
- the row's value for the column named *column*, given all the other
- data in the row.
+ the row's value for the column named *column*, optionally given the
+ data in *column(s)* in the row.
.. index:: ``PROBABILITY DENSITY OF``
