Glossary C
A confidence coefficient is "The Probability statement that accompanies a confidence interval and is equal to unity minus the associated type I error rate (false positive rate). A confidence coefficient of 0.10 implies that 90\% of the intervals resulting from repeated sampling of a population will include the unknown (true) population parameter (QAMS 1993, 6).
Confined ground water is Ground Water under pressure significantly greater than atmospheric, with its upper limit the bottom of a bed with hydraulic Conductivity distinctly lower than that of the material in which the confined water occurs.