Table 6 Analysis of Kruskal-Wallis ANOVA & Median between two means of all tests for t ≤ 64 min and t > 64 min.

From: High performance eco-friendly free abrasive machining using an additively fabricated tool and PCD based slurry

Analysed result

Source of variation (machining periods)

p-value

Statistical significance

linear material removal Δh

 t ≤ 64 min and t > 64 min

p ≪ 0,05*

yes

roughness parameter Ra

p ≪ 0,05*

yes

waviness parameter Wa

0.0793

no

  1. * p-value indicating statistically significant differences (p-value < 0.05).
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