Experimental Nuclear Physics - PHYS741 Karsten Heeger, Univ. Wisconsin 1 Lecture 23 Introduction to Error Analysis Experimental Nuclear Physics PHYS 741 [email protected] References and Figures from: - Bevington “Data Reduction and Error Analysis”
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Experimental Nuclear Physics - PHYS741Karsten Heeger, Univ. Wisconsin 1
Lecture 23
Introduction to Error Analysis
Experimental Nuclear Physics PHYS 741
References and Figures from:- Bevington “Data Reduction and Error Analysis”
Experimental Nuclear Physics - PHYS741Karsten Heeger, Univ. Wisconsin
Combining Experiments
2
from PDG
Experimental Nuclear Physics - PHYS741Karsten Heeger, Univ. Wisconsin
Historical Perspective
3
from PDG
Experimental Nuclear Physics - PHYS741Karsten Heeger, Univ. Wisconsin
Accuracy and Precision
4
a) precise but inaccurate datab) accurate but imprecise data
Experimental Nuclear Physics - PHYS741Karsten Heeger, Univ. Wisconsin
Histogram of Measurements
5
Experimental Nuclear Physics - PHYS741Karsten Heeger, Univ. Wisconsin
Mean, Median, Mode
6
Experimental Nuclear Physics - PHYS741Karsten Heeger, Univ. Wisconsin
Binomial Distribution
7
Experimental Nuclear Physics - PHYS741Karsten Heeger, Univ. Wisconsin
Binomial Distribution
8
Experimental Nuclear Physics - PHYS741Karsten Heeger, Univ. Wisconsin
Histogram of Counts & Poisson Distribution
9
- Poission distribution is an estimate of the parent distribution- based on measured mean- shown as continuous curve although function is only defined at discrete points
Experimental Nuclear Physics - PHYS741Karsten Heeger, Univ. Wisconsin
Histogram of Counts & Poisson Distribution
10
Experimental Nuclear Physics - PHYS741Karsten Heeger, Univ. Wisconsin
Gaussian/Normal Distribution
11
Experimental Nuclear Physics - PHYS741Karsten Heeger, Univ. Wisconsin
Lorentzian and Gaussian Distribution
12
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