Answer:
self-serving bias
Explanation:
self-serving bias is the behavioral approach of human in which they take credit for all the positive event related to them while blaming external agents for any negative events happening to them.
Example: If one score good marks they attribute it to their hard work
while if one get less marks they blame it on the teacher.
Since the statement above says one overestimated ones value for success and attributes failures to externals agents they are showing a self serving bias behavioral tendency
