Quantitative Methods 2017

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Bootstrap
• Artificial new samples of the same size are made by
drawing with replacement from the set of real data
Real data Bootstrap
sample 1
Bootstrap
sample 2
patient 1 patient 2 patient 1
patient 2 patient 3 patient 1
patient 3 patient 3 patient 4
patient 4 patient 4 patient 4
patient 5 patient 6 patient 5
patient 6 patient 6 patient 6
patient 7 patient 7 patient 7
patient 8 patient 8 patient 7