A cricket team expected the chances of its winning a game as 75 percent. Out of 80 games played during the course of the year, 55 games are won and 25 are lost. Are the observed data consistent with the expectation of the team ? Use a = 0·05. (The test statistic at 0.05 is 3.84).
A run chart is a helpful tool for identifying trends and cycles.
A run chart is also called a run sequence. It is a graph that contains the data for the trends and influences over a specific period. This graph is used to study the trend cycle of that particular period.
When we have two separate variables, and we want to view their dependency and relationship, we can use the scatter diagram to study them. We can take the two variables on the x and y axes and plot them to see their pattern.
A Pareto chart is a bar diagram chart that focuses on the areas in which an organization needs to focus and improve its development.
More generally, escape velocity is the speed at which the sum of an object's kinetic energy and its gravitational potential energy is equal to zero; an object which has achieved escape velocity is neither on the surface, nor in a closed orbit (of any radius).