When handling chemicals during lab it is important to proceed with caution. Wear gloves whenever pouring chemicals or handling them. If there is a spill be sure to let the teacher know. If you have to dispose of chemicals, always use the waste containers provided on your lab tables.
11 âUnsystematicâ Threats to Reliability 4. Instrument reliabilityâthe research instrument or measurement approach itself (e.g., poorly worded questions, quirk in mechanical device)5. Data processing reliabilityâmanner in which data are handled (e.g., miscoding).
Share this page on your website: The definition of reliability, as given in 'The Free Dictionary', is Yielding the same or compatible results in different clinical experiments or statistical trials .Don't miss these related articles: 1  1 Validity and Reliability.eliability is something that every scientist, especially in social sciences and biology, must be aware of. In science, the definition is the same, but needs a much narrower and unequivocal definition.