Audio Note VINDICATOR Manuale Utente Scaricare il pdf (Pagina 34)

Minimum Number of Samples

of

n

zp p

d

=

−

α

/

()

2

2

2

1

Where p is the value of the SAR, z

α

/2

is the argument of the

unit normal distribution for a confidence of 1-α and d is

one-half of the confidence interval [5]. Substitute z

α

for

“greater than” test. This expression results from the normal

approximation to the binomial distribution for large n.

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