The general formula for dual-attribute meowfficer effective stat gains is: 2.16 * ( 2/3 * Main Attribute + 1/3 * Secondary Attribute) / ( 100 + 0.36 * ( 2/3 * Main Attribute + 1/3 * Secondary Attribute))
In the order of Main Attribute to Secondary Attribute:
Firepower: Command - Logistics
Torpedo: Tactics - Command
Aviation: Logistics - Tactics
The general formula for single-attribute meowfficer effective stat gains is: 2.16 * (Attribute) / (100 + .36 * Attribute)
ASW: Command
AA: Tactics
Health: Logistics