How to play: Hold the Wii Remote vertically in your left hand and the Nunchuk in your right hand.
Protip for Archery: (1-4 players) Figure out the physics of how your arrow will fly, then go for a bullseye as you and your friends and family compete to hit targets that get increasingly far away and might even start to move. Try your hand on Beginner, Intermediate and Expert archery ranges.
How does Archery work in Wii Sports Resort? This video shows the Wii MotionPlus precision is required.
Source : http://www.videogamesblogger.com/2009/07/15/wii-sports-resort-cheats-tips-and-secrets-games-guide.htm