Cube Action, backgame

Cube analysis
4-ply cubeless equity  +0.6220 (Money:  +0.5914)
  0.7389 0.1504 0.0020 - 0.2611 0.0384 0.0004
Cubeful equities:
1. Double, take         +0.8937
2. Double, pass         +1.0000  ( +0.1063)
3. No double            +0.8655  ( -0.0283)
Proper cube action: Double, take