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Table 5 Analysis of variance (ANOVA) for two-level fractional factorial design (2n-1) of exobiopolymer yield by O. dipterigena BCC 2073.

From: Exobiopolymer production of Ophiocordyceps dipterigenaBCC 2073: optimization, production in bioreactor and characterization

Source Sum of squares D.F. Mean square F-value Probability (P) > F
Model* 8.40 15 0.56 24.06 0.0117
Curvature* 1.88 1 1.88 81.02 0.0029
Pure error 0.07 3 0.02   
Corrected total 10.35 19    
R2 = 0.9918, adj-R2 = 0.9505, SD = 0.15, Mean = 2.35, %CV = 6.50
  1. *significant
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