A variable's measurement level determines the way it is treated in analyses. In the data window, measurement levels appear above the variable names, in the upper right portion of the column header.

Level has reached a high limit-Will the vessel overflow? Level has reached a low limit-Will the vessel run dry? The first two points require a continuous measurement, which tracks the liquid level in ...

These conditions may interfere with other types of level measuring devices, which are installed inside the vessel walls. With radiometric measurement, it is possible to detect all medium conditions.

New York – February 3, 2025 – Nielsen, a global leader in audience measurement, data and analytics, today announced its Out-of-Home (OOH) measurement now covers 100% of the US contiguous television ...

As it turns out, there are a number of clever systems in place that can accurately measure the global sea level down to less than an inch and a half. Not only are waves always rippling across the ...