It was obvious that the gun was off especially since she dropped the animal with one shot with the 7MM. Later in camp her Dad tried the gun on a target and it was off.
It was a little weird that her Dad worked the bolt but she did make the shot.
If you have watched all of the episodes you can see that she is indeed an outdoors person. She gets in an fishes even running the gills nets on the commercial side. She also cleans and prepares the game and fish.
She is also instilling her daughters in the outdoor life.