It was developed in 1972 at the Pennsylvania State University by Brbara F. Minitab is a specialised tool(a statistics package) that helps you analyse data effectively. Negativity or positivity of r refers to negative or positive correlation. ![]() More the dependence, closer is the value of r to +1 or -1. A correlation coefficient of 0 indicates complete independence of the variables. The crucial result of any correlation technique is the correlation co-efficient, say r. ![]() ![]() It is not applicable in cases of categorical data like colours, gender etc. Hadoop, Data Science, Statistics & othersĪs is common among statistical techniques, correlation is limited to certain types of data- those that are quantitative in nature and where it makes sense to correlate how the quantitative values are dependent on one another.
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