Is there an internet site that enables you to automatically calculate the correlation coefficient?

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kipling2448 | (Level 3) Educator Emeritus

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There are a number of websites that provide online calculators intended to help people calculate a correlation coefficient.  In fact, there are free online calculators that individuals can easily access.  One in particular is at

Another online calculator that you can use is NCalculators, at

Finally, a calculator specific to determining the correlation coefficient is at

In addition to free online calculators designed to calculate the correlation coefficient, there are websites designed to teach individuals how to do the calculations using step-by-step instructions.  See, for example, also provides a lesson on how to both understand and calculate the correlation coefficient.

In this age of easy access to online computational programs, there is a risk that students will not actually learn how to solve problems, which is essential for the advancement of society as a whole.  The prevalence of calculators, a development largely begun with the introduction of the hand-held models of the 1970s, have fundamentally changed the way students learn math -- for better or for worse.