A. Akpanta and I. Okorie, “Investigating the Significance of a Correlation Coefficient using Jackknife Estimates”, IJSBAR, vol. 22, no. 2, pp. 441–448, May 2015, Accessed: Jan. 21, 2026. [Online]. Available: https://www.gssrr.org/JournalOfBasicAndApplied/article/view/3808