All questions of fact, where the trial is by jury, other than those mentioned in 25-7-102 are to be decided by the jury, and all evidence thereon is to be addressed to them, except when otherwise provided by this code.
Mont. Code Ann. § 25-7-103, under Issues -- Mode of Trial.
Mont. Code Ann. § 25-7-103
All questions of fact, where the trial is by jury, other than those mentioned in 25-7-102 are to be decided by the jury, and all evidence thereon is to be addressed to them, except when otherwise provided by this code.