(2) If any person who is not qualified and liable to serve on a jury is included in the list, the magistrate may, upon the evidence on oath of the person objecting or other proof to that effect, or upon his or her own knowledge, strike out of the list the name of the person, and may also strike out the name of any person who is incapacitated from serving as a juror on account of mental disorder, deafness, blindness, or other permanent infirmity of body or mind.