Its formula as follows (a bunch. 2540: 125-126, its increase.) ⎥ ⎦
.
⎤ ⎢. ⎣ ⎡ Σ. Signed. 2
= −. 2 1
1 t I S S
n n α when α. Instead, coefficients of confidence
. N instead, a number of its 2 e
Si instead, variances period, each of its 2 e
St instead, variances and original.
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