Biostatistics — Flashcards

Formula for **Diagnostic Accuracy** of a test

median=40 mean=20 Mode=

_____ sampling is done in large, geographically dispersed populations (e.g., for WHO EPI coverage)

probability=0.2 odds=

c65872b736324b578b20a22eef5c027a-ao-2

_____ analysis method is preferred to interpret RCT

standard error mean is calculated for _____ data

For small samples, to calculate significance of difference between means, t-test is applied, → To compare paired data i.e. independent observations from one sample only, _____ is used t-value is given by, \(t=\) _____

_____ measure is the least affected by extreme values

formula for false negative error rate(FNER)