key definitions for Chem ISA

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  • Created by: melisa
  • Created on: 08-06-13 20:45
Repeatable
A measurement is repeatable if the orginal experimenter repeats the investigation using same method and equimentand obtains the same results.
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Reproducible
A measurement is reproducible if the investigation is repeated by another person, or by using different equipment or techniques, and the same results are obtained.
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Hypothesis
A proposal intended to explain facts or observations.
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Precision
Precise measurements are ones in which there is very little spread about the mean value. it depends only on the extent of random errors- no indiction of how close the results are to the true value.
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Range
The max. and mini. values of the independent or dependent variables
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Other cards in this set

Card 2

Front

Reproducible

Back

A measurement is reproducible if the investigation is repeated by another person, or by using different equipment or techniques, and the same results are obtained.

Card 3

Front

Hypothesis

Back

Preview of the front of card 3

Card 4

Front

Precision

Back

Preview of the front of card 4

Card 5

Front

Range

Back

Preview of the front of card 5

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