Statistical study on the impact of psychological bias on business decision-making

In today's highly competitive business environment, it is particularly important to understand and optimize the decision-making process. Psychology, especially, cognitive bias theory, provides important perspectives on its application in business decision making. This study focuses on how psychological biases in business decision making affect decision efficiency and enterprise outcomes. Through quantitative analysis of the decision examples and results of many enterprises, this paper reveals the universality and influence of psychological bias such as confirmation bias, overconfidence and group thinking in decision making. Research shows that enterprises ignoring these psychological deviations may lead to strategic mistakes and wasted resources. Furthermore, this study explored the effectiveness of alleviating the effects of bias through psychological interventions, thus improving the scientific and economic benefits of decision-making. The research results not only have guiding significance for enterprise decision makers, but also provide empirical research support in the field of behavioral economics.