Flight attendants typically do the following: 1  Attend preflight briefings on details of the flight. 2  Ensure that adequate supplies of refreshments and emergency equipment are on board. 3  Assist in cleaning the cabin between flights.  Demonstrate the use of safety and emergency equipment.
The definition of tripartite is something that has three parts, versions, or parties. 1  An example of something tripartite is the Holy Trinity of father, son and holy ghost. 2  An example of something tripartite is a form with three copies - a white, yellow and pink copy.
From Wikipedia, the free encyclopedia. In descriptive statistics, the quartiles of a ranked set of data values are the three points that divide the data set into four equal groups, each group comprising a quarter of the data. A quartile is a type of quantile. The first quartile (Q1) is defined as the middle number between the smallest number and the median of the data set.