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Reporting Results by William F. Hosford, David C. van Aken

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6 Statistical Analysis of Experimental Data

This chapter is an introduction to statistical analysis. Reporting of average values relative to a trend line does not convey the significance of a measurement. Calculation of uncertainty or confidence levels is required. This chapter discusses Gaussian and Weibull distributions, which are the two most commonly used in science and engineering. The chapter concludes with a discussion of uncertainty analysis where reported values and confidence levels depend on one or more measured quantities. This chapter is not meant to be a complete work on statistical analysis. It should, however, provide the necessary background for undergraduate students to include statistical analysis when writing lab reports. The ...

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