One issue with historical data is that for a variety of reasons)it may be an unrepresentative selection of materials from the past.

Question

Quizplus · Accepted Answer

Historical data can be affected by various biases and limitations, such as the availability of records, the interests of those who preserved them, and the quality of the source material. As a result, it may not accurately reflect the diversity of people and events in a given time and place.

One Issue with Historical Data Is That for a Variety