Confusion about ranged stats

[Frightener]

Which attribute determines ranged attack? Please fill in the question marks below or correct any incorrect conversions.

1 AGI = 0.5 ranged accuracy
? = 0.5 ranged attack
1 STR = 0.5 attack
1 DEX = 0.5 accuracy

[Spider-Dan]

2 AGI = 1 Ranged ACC + 1 Evasion
2 STR = 1 Ranged ATK + 1 Melee ATK
2 DEX = 1 Melee ACC + "critical rate up"
2 VIT = 1 DEF