Moisture Stability of Hard Sandstone Asphalt Mixture Based on APT with MMLS3

Table 10

t-test for the indirect tensile strengths of two types of core specimens.

t-test: paired two sample for means
Sample	Sample 1	Sample 2
Mean	1.243	1.402
Variance	0.01004	6.112×10^−03
Observations	9	9
Pearson correlation coefficient	0.5053
Hypothesized mean difference	0
df	8
t Stat	−5.263
P (T ≤ t) one-tailed	0.0003807
t critical one-tailed	1.860
P (T ≤ t) two-tailed	0.0007614
t critical two-tailed	2.306