Bias and Error

snlogel
Mind Map by snlogel, updated more than 1 year ago
snlogel
Created by snlogel over 6 years ago
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Notes from Doctors in Training
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Bias and Error
1 Statistical distribution
1.1 Mean: average
1.2 Median: middle value
1.3 Mode: most frequent value
2 Hypothesis testing
2.1 H0: null hypothesis
2.2 H1: alternative hypothesis
3 Type I error (alpha)
3.1 Rejects null hypothesis
3.2 Reality: no association between exposure and outcome
3.3 "False positive error"
4 Type II error (beta)
4.1 Accepts null hypothesis
4.2 Reality: association between exposure and outcome
4.3 "False negative error"
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