Advances in Materials Science and Engineering / 2018 / Article / Tab 4

Research Article

Polymer-Cement Mortar with Quarry Waste as Sand Replacement

Table 4

Linear equations and R-square value for most representative mixtures (own source).

Linear equationsR square value

y1 = 0.1957x + 3.2262;R2 = 0.8707
y2 = 0.1943x + 2.4037;R2 = 0.8368
y4 = 0.1923x + 1.8775;R2 = 0.8339
y7 = 0.1458x + 2.5507;R2 = 0.6328
y8 = 0.2096x + 1.2071;R2 = 0.9445