What is the test for a juror misconduct claim in a case where a convicted defendant has been found guilty of assault and assault?

However simple it might be if every question on appeal could be solved by applying a per se test of some sort, that is not realistic. ⁵ Cases in which convicted defendants challenge their verdicts based on alleged juror misconduct require a considered review of the details and circumstances of each case. United States v. Marques, 600 F.2d 742, 747 (9th Cir. 1979), cert. denied, 444 U.S. 1019, 100 S.Ct. 674, 62 L.Ed.2d 649 (1980); United States v. Alessio, 528 F.2d 1079 (9th Cir.), cert. denied, 426 U.S. 948, 96 S.Ct. 3167, 49 L.Ed.2d 1184 (1976).