Should I take vehicles for a 1000pts rookie league?

Im asking if they are effective rather than being a good or bad sport.

Liberator Assault Group

Chief Librarian Mephiston (120pts): Fury of the Ancients, Plasma Pistol, Vitarus

Captain with Jump Pack (75pts): Warlord, Melee and Pistol, Power Fist, Plasma Pistol

Lieutenant with Combi-weapon (70pts): Combi-weapon, Paired Combat Blades

5x Assault Intercessors with Jump Packs (90pts)

5x Assault Intercessors with Jump Packs (90pts)

5x Infiltrator Squad (100pts)

3x Sanguinary Guard (125pts)

3x Sanguinary Guard (125pts)

3x Sanguinary Guard (125pts)

5x Scout Squad (70pts)