Ogive. An Ogive (pronounced O-Jive) is a graph that represents the cumulative frequencies for the classes in a frequency distribution and it is a continuous frequency curve. Ogive has the shape of an elongated 'S' and is sometimes called a double curve with one portion being concave and the other being convex.o plot an ogive, we need class boundaries and the cumulative frequencies. For grouped data, ogive is formed by plotting the cumulative frequency against the upper boundary of the class.
â¢ TUBEROSITY (noun). The noun TUBEROSITY has 1 sense: 1. a protuberance on a bone especially for attachment of a muscle or ligament. Familiarity information: TUBEROSITY used as a noun is very rare. TUBEROSITY (noun). The noun TUBEROSITY has 1 sense: 1. a protuberance on a bone especially for attachment of a muscle or ligament. Familiarity information: TUBEROSITY used as a noun is very rare.
ischial tuberosity. Etymology: Gk, ischion, hip joint; L, tuber, swelling. a rounded protuberance of the lower part of the ischium. It forms a bony area on which the human body rests when in a sitting position.sÂ·chiÂ·al tuÂ·berÂ·osÂ·iÂ·ty. the rough bony projection at the junction of the lower end of the body of the ischium and its ramus; this is a weight-bearing point in the sitting position; provides attachment for the sacrotuberous ligament and is the site of origin of the hamstring muscles.