Mannitol (also referred to as mannite or manna sugar) is a white, crystalline solid that looks and tastes sweet like sucrose.It was originally isolated from the secretions of the flowering ash and called manna after its resemblance to the Biblical food.In plants it is used to alleviate osmotic stress.annitol has several industrial uses, but is mainly used to produce tablets of medicine. Its fetal safety is C (FDA pregnancy category: risk not ruled out) in Briggs' Reference Guide to Fetal and Neonatal Risk.
Levels of Measurement. What they are; They are the different ways numbers can be used. NOMINAL LEVEL. Numbers can be used as tags or labels, where the size of the number is arbitrary. Barcodes and social security numbers are two examples. We could use the name of the merchandise or person equally well, but we choose numbers instead.
Video: Scales of Measurement: Nominal, Ordinal, Interval & Ratio. When doing research, variables are described on four major scales. In this lesson, we'll look at the major scales of measurement, including nominal, ordinal, interval, and ratio scales.