API@sportsdataverse/sdvplotplotfunctionsFunction: meanLines()On this pageFunction: meanLines() meanLines<R>(data, o): Markish[] Defined in: packages/sdvplot/src/plot/lines.ts:45 A vertical rule at mean(x) and/or a horizontal rule at mean(y), per facet. Throws InputError if neither is given. Type Parameters R R Parameters data Data<R> o RefLineOptions<R> Returns Markish[]