Why should a researcher keep accurate records while preforming a scientific experiment

You need to keep good records. Science is all about collecting evidence, and if that evidence hasn't been written down at the time, people have no way of knowing how reliable your results may be.

Yes it does it sure does me later

Historians are researchers of the past or people who understand the history of people. with this field, they must possess qualities such as being unbiased, patient, efficient reader, has a knack for logic and critical thinking and reasoning, disciplined, open-minded, resourceful, with good analytical ability, good reasoning skills and problem solving!