Hm , I did not find such a function.
But it's easy to generate it:
Names Default To Here( 1 );
dt = Open( "$SAMPLE_DATA/Big Class.jmp" );
dt << group scripts(
"myGroup",
{"Graph Builder Smoother Line", "Graph Builder Line and Bar Charts",
"Graph Builder Line Chart", "Graph Builder Heat Map"}
);
insert Script = Function( {dt, groupName, scriptName},
//{default local},
myList = dt << get script group( groupName );
Insert Into( myList, scriptName );
dt << group scripts( groupName, mylist );
);
insert Script( dt, "myGroup", "Logistic" )