Players or mobs carrying or wearing items with these attributes will have the effects specified applied to themselves.
|The maximum health of this mob, determines the highest health they may be healed to.||20.0||0.0||1.7x10308|
|Resistance to knockback from attacks, explosions, and projectiles.|
1.0 is full knockback resistance.
|Speed of movement in some unknown metric. The mob's maximum speed in blocks/second is a bit over 43 times this value, but can be affected by various conditions.||0.7||0.0||1.7x10308|
|Damage dealt by attacks, in half-hearts.||2.0||0.0||1.7x10308|
|Armor defense points.||0.0||0.0||30.0|
|Determines speed at which attack strength recharges. Value is the number of full-strength attacks per second.||4.0||0.0||1024.0|
|Affects the results of loot tables using the quality or bonus_rolls tag (e.g. when opening chests or chest minecarts, fishing, and killing mobs).||0.0||-1024.0||1024.0|
Incomplete list, copied from: Minecraft Wiki Attributes