'How reproducible' diaporamas de présentation

How Valid is the data?

How Valid is the data?. Objectives. Choose an appropriate sampling method (B) Explain that the sample size is important if the results are to be considered valid (C) Describe how some variables can be controlled. (C)

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Unit 1

Unit 1. Significant Figures. In physics we will be taking measurements and using a lot of numbers for calculations. However, we have to be aware of significant figures (sig figs) because every measurement has a certain degree of uncertainty .

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Qualitative definitions

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