Prediction of Building Limestone Physical and Mechanical Properties by Means of Ultrasonic P-Wave Velocity

Table 5

Regression equations and coefficient of determination 𝑟² of 𝑉 to physical and mechanical parameters.

Regression equations	Coeff. of determination 𝑟^2
𝑑𝑐=935.56+0.28𝑉𝑐	0.8193
𝑑𝑝=538.49+0.46𝑉𝑝	0.7214
𝑅𝑐=−11.0333+0.01𝑉𝑐	0.7045
𝐸𝑠=64265.6687−59.6509𝑉𝑝+0.0148𝑉^2𝑝	0.9632
𝐸𝑡=−3419.1747−1.4909𝑉𝑝+0.002𝑉^2𝑝	0.9267