Evaluating Sources and Data Reliability (OCR GCSE Geography B (Geography for Enquiring Minds)): Flashcards

Data you collect yourself through direct fieldwork

Data already collected and published by someone else

Authority, Accuracy, Purpose, Relevance, Date

Who collected the data and what their credentials are

Why the data was originally collected

Consistency; repeated investigation produces similar results

Larger sample sizes produce more reliable results

Same technique at every location ensures comparable data

Reduces impact of random errors and unusual values

Compare with secondary sources to verify findings