It is recommended you receive the rubella vaccination at least one month before trying to become pregnant. TDapâthe TDap vaccine protects against tetanus, diphtheria, and whooping cough (pertussis). This vaccine can be used either before pregnancy or after the 20th week of pregnancy.
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.
The cumulative frequency curve is the other name of ogive curve. The shape of ogive is pointed and curved and the ogives are used in making the bullets or other projectiles. This is a brief definition of Ogive. Ogive is used in projectiles.