Скачать или смотреть Exam skill video - Accuracy, precision, reliability, and validity

In the HKDSE Biology exam, there are often questions involving scientific investigations and data analysis. You may need to examine experimental designs, analyse results, and assess the accuracy (準確度), precision (精密度), reliability (可靠性), or validity (有效性) of experiments. This video explains these four important concepts in a simple and easy-to-understand way.

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Related resource: Skill builder worksheet https://www.aristo.com.hk/biocc/layou...


0:00 Opening
0:27 Accuracy
1:11 Precision
2:01 Reliability
2:34 Validity
3:14 Ending