Table 4 The statistical parameters of old correlations presented in the previous studies.

From: Toward empirical correlations for estimating the specific heat capacity of nanofluids utilizing GRG, GP, GEP, and GMDH

Equation

APRE (%)

AAPRE (%)

RMSE

SD

R2

Equation (6): Pak and Cho18

– 8.1331

8.2695

0.3009

0.1048

0.9183

Equation (11): Sekhar and Sharma24

– 8.1348

16.1876

0.6092

0.2109

0.3045

Equation (12): Çolak et al.28

– 33.0155

33.1611

1.0837

0.4250

0.0692

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