Recognizing the importance of quality information is the strategy that is not important for a manager to create a more effective decision-making environment.

Explanation:

Encouraging others to make decisions:
One important strategy for a manager to create a more effective decision-making environment is to encourage others to make decisions. By empowering team members to make decisions, the manager promotes a sense of ownership and responsibility among the team. This not only increases employee engagement but also allows for a more diverse range of perspectives and ideas to be considered, leading to better decision outcomes.

Being ready to try new things:
Another important strategy is for the manager to be ready to try new things. In a rapidly changing business environment, it is crucial for managers to be open to new ideas, approaches, and solutions. By being open to experimentation and innovation, managers can foster a culture of continuous improvement and adaptability, which ultimately leads to better decision-making.

Relying solely upon himself/herself:
In contrast to the previous strategies, relying solely upon oneself is not an important strategy for a manager to create a more effective decision-making environment. Decision-making is a complex process that benefits from multiple perspectives and inputs. By relying solely on oneself, a manager may limit the range of ideas and perspectives considered, leading to suboptimal decisions. It is important for a manager to recognize the value of collaboration and seek input from others to make informed and effective decisions.

Recognizing the importance of quality information:
Recognizing the importance of quality information is a crucial strategy for a manager to create a more effective decision-making environment. Good decision-making relies on accurate, relevant, and up-to-date information. Managers should prioritize gathering and analyzing quality information to make informed decisions. This may involve collecting data, conducting research, seeking expert opinions, or consulting reliable sources. By recognizing the importance of quality information, managers can make more informed decisions and avoid potential pitfalls or biases that may arise from relying on incomplete or inaccurate information.

Overall, while encouraging others to make decisions, being ready to try new things, and recognizing the importance of quality information are all important strategies for creating an effective decision-making environment, relying solely upon oneself is not. Collaboration, openness to new ideas, and a reliance on quality information are key factors in making effective decisions.