Page 3 of 3: PSM formulae's (one-by-one)

harpreetkaur · Credits: 496 My Scrapbook

coeff of variation=[sd/mean]*100

harpreetkaur · Credits: 496 My Scrapbook

degree of freedom=[c-1][r-1]
c-no. of columns
r-no. of rows

harpreetkaur · Credits: 496 My Scrapbook

degree of freedom=[c-1][r-1]
c-no. of columns
r-no. of rows

harpreetkaur · Credits: 496 My Scrapbook

chi square,sq of X=([ad-bc]^2)*N/r1*r2*c1*c2

N-total number

drprasan · Credits: 4177 My Scrapbook

NPU(net protein utilization) = BV*DC/100
where BV is biological value
and DC is digestibility coefficient

deepupsm · Credits: 425 My Scrapbook

precision = 1/se

Likley hood ration= sn/1-sp

deepupsm · Credits: 425 My Scrapbook

likley hood ratio -ve = 1-su/sp

deepupsm · Credits: 425 My Scrapbook

Bayes formula

its a method to estimate NPV if at all Prevelance , Sn & Sp are given and
NPV=sp(1-p)/sp(1-P)+(1-Sn)p

monu23 · Credits: 324 My Scrapbook

prevalence=incidence* duration
mean=median=mode in normal distribution curve

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