There is a close relationship between confidence intervals and significance tests. Specifically, if a statistic is significantly different from 0 at the 0.05 level, then the 95% confidence interval will not contain 0.
U.S. National Library of Medicine(0.00 / 0 votes)Rate this definition: Air Pressure. The force per unit area that the air exerts on any surface in contact with it. Primarily used for articles pertaining to air pressure within a closed environment.
Answer   Pascal is a unit of pressure. The air pressure we feel at ground level is 1 atmosphere which is equivalent to 1.0135 x10^5 Pascals   The pascal (Pa) is the SI â¦ derived unit of pressure. It is a measure of perpendicular force F per unit area A, i.e. equivalent to one newton per square meter or one joule per cubic meter.