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Table 5 Percentage relative error obtained between the predicted and actual values for the coded point: 0.66 OG concentration, 1.00 HPMC K15M and 0.85 xanthan gum

From: Evaluating the prediction power and accuracy of two smart response surface experimental designs after revisiting repaglinide floating tablets

Design

Relative error (%)

Central composite

4.5699

d-optimal

3.8143