Any person who attempts to influence a juror, or any person summoned or drawn as a juror, or chosen an arbitrator or appointed a referee, in respect to any verdict or decision in any cause or matter pending, or about to be brought before such person:
(1) By means of any communication, oral or written, had with such person, except in the regular course of proceedings upon the trial of the cause;
(2) By means of any book, paper, or instrument exhibited otherwise than in the regular course of proceedings upon the trial of the cause; or
(3) By publishing any statement, argument, or observation relating to the cause;
is guilty of a Class 6 felony.