To be a successful engineer of any type requires working in teams. Thus, to work effectively in groups is a skill that industry requires and must be learned. Once the groups are formed, you will create a contract within your group that everyone will sign and agree to. The contract will list the expectations of the members within the group so everyone is on the same page and knows the expectations. If all else fails, see me and we can determine what do to at that point.
Educational instruction is an outcomes-based endeavor.
I have all A s in all my classes. Second, if all the members of a group get an 80 or above on an exam, everyone in the group will receive a 5-point bonus.