An Analysis of Students’ failing in University Based on Least Square Method and a New Logistic Regression Function

Table 2

Data after analyzing the binary correlation.

	Pearson correlation	Kendall’s tau-b	Spearman’s rho
Grade	−0.193	−0.193	−0.205
Gender	−0.158	−0.158	−0.158
Major	0.055	0.060	0.060^∗
Number of absences	0.008	0.008	0.008
Borrowing quantity of nonprofessional books	−0.053	−0.111	−0.117
Consumption frequency/month	−0.132	−0.105	−0.127
Breakfast frequency/month	−0.222	−0.194^∗∗	−0.233^∗∗
Lunch frequency/month	−0.084	−0.072	−0.084
Dinner frequency/month	−0.022	−0.022	−0.025
Last semester grade point	−0.616	−0.541	−0.642

Notes: indicates a significant correlation in 0.05. ^∗∗indicates a significant correlation in 0.01.