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.
pressure (also called stagnation, total or ram pressure) and one or more static ports to measure the static. pressure in the air flow. The airspeed is derived from the difference between the ram air pressure from the pitot tube, or stagnation. pressure, and the static pressure.