Statistical Error and Statistical Correlation Technique (Essay Sample)
Describe the error in the conclusion. Given: There is a linear correlation between the number of cigarettes smoked and the pulse rate. As the number of cigarettes increases the pulse rate increases. Conclusion: Cigarettes cause the pulse rate to increase.source..
Statistical correlation is a technique that is used to measure the cause, direction, degree and importance of co-variation between various variables. The conclusion given in the statement that cigarettes leads to an increase of pulse rate has an error because linear correlation defines the strength of the relationship. Ideally, linear correlation does not define the strength of the relationship. Correlation does not denote a causal relation. This is the event where the rise of one variable leads to an increase of the other as a consequence. This means that it is impossible to state which variable is the cause if there is a significant linear correlation that exists between various variables. An example of this is defining the linear correla...
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