Correlation Discussion Essay Example | Topics and Well Written Essays - 250 words - 2

Correlation Discussion - Essay Example We would probably use this method if we wanted to determine the relationship between a child’s age and their height. The last type of method used for establishing correlation is if one of the variables uses a number scale and the other one uses a simply true/false scale. The best method to use here would be the point biserial correlation coefficient. The likely opportunity that this method would be used is a correlation between gender and height. All of these methods can only tell us if two particular variables are related to each other, not whether one variable causes the other variable to change. Each method has its own positives and negatives, and each method can only really be used with its certain types of data. A researcher may want to establish a correlation when they have a hypothesis, but do not have any way to prove it. Correlation allows relationships to be seen between an independent and a dependent variable. One of the variables has to be constant so that the other one can change according to the stable one. Once these variables can be measured, researchers can find links between certain