Stats or characteristics represent your innate abilities, your specific talents and skills are derivated of these abilities.
Stat:
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Description:
Strength
Strength is a measure of your raw physical power. It affects how much you can carry, and determines the effectiveness of all melee attacks.
Perception
A high Perception grants a bonus to Explosives, Lockpick and Energy Weapons skills, and determines when red compass markings appear (which indicate threats).
Endurance
Endurance is a measure of your overall physical fitness. A high Endurance gives bonuses to health, environmental resistance, and the Big Guns and Unarmed skills.
Charisma
Having a high Charisma will improve people's disposition toward you, and give bonuses to both the Barter and Speech skills.
Intelligence
Intelligence affects the Science, Repair and Medicine skills. The higher your Intelligence, the more Skill Points you'll be able to distribute when you level up.
Agility
Agility affects your Small Guns and Sneak skills, and the number of Action Points available for V.A.T.S.
Luck
Raising your Luck will raise all of your skills a little. Having a high Luck will also improve your critical chance with all weapons.
