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.
A bar graph is a type of chart that has bars showing different categories and the amounts in each category. See: Bar Graph Examples. Segmented Bar Graph. . This type of graph is a type of bar chart that is stacked, and where the bars show 100 percent of the discrete value.