Answer:
Events that has been usually occurred judged as being more likely to have occurred than they would have been before they occurred.
Explanation:
Hindsight bias is also known as knew it all along with phenomenon. It refers to the common tendency of the people to perceive events that already occurred as having been more predictable than they were before the event took place. So people always believed when the event occurred because they would have predicted or even have known with high intensity of certainty that what will be the outcomes of the events would have been before the event occurred. Hindsight bias may have occurred the distortion of the memory of what we know and what we believe before an event occurred. .It is a significant source of the over the confidentiality of our ability to predict the future.