Yes, many people combine these views. It is a stance where major life milestones may seem predetermined, yet how a person reacts to them and the choices they make within those circumstances remain their personal responsibility.
Research indicates that a strong belief in free will correlates with higher motivation, a willingness to take responsibility, and an ability to recover faster from setbacks, as the individual feels in control of their own destiny.
The conviction that "everything is predestined" can lead to decreased personal initiative and a sense of helplessness. If someone believes their actions have no impact, they may become passive when facing life's challenges.