Evaluation and Conclusion (VCE SSCE Chemistry): Flashcards
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Practise the cards
10 cards from this deck
Purpose of evaluating method
Purpose of evaluating method
Determine if it was appropriate and effective
Systematic errors characteristic
Systematic errors characteristic
Consistently higher or lower than accepted value
Random errors characteristic
Random errors characteristic
Affect precision; vary unpredictably
Valid method definition
Valid method definition
Measures what it aims to measure
Precision definition
Precision definition
Repeated measurements are consistent
Mistakes vs errors
Mistakes vs errors
Mistakes: outliers; Errors: affect all data
Minimizing random errors method
Minimizing random errors method
Repeat trials and calculate average
Minimizing systematic errors method
Minimizing systematic errors method
Calibrate instruments, address design flaws
4 components of conclusion
4 components of conclusion
Restate aim, results, compare values, explain discrepancies
Conclusion writing style
Conclusion writing style
Past tense and third person