Alternative Equation Formats

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MathML

s_{7} (x, y) = \sum_{j = 1}^{v} w_{j} (x_{j} - \bar{x}) (y_{j} - \bar{y}) / v a r d i v

s_{7} (x, y) = \sum_{j = 1}^{v} w_{j} (x_{j} - \bar{x}) (y_{j} - \bar{y}) / v a r d i v

$ s_{7}(x,y) = \sum _{j=1}^{v}w_ j(x_ j-\bar{x}) (y_ j-\bar{y})/\mi{vardiv}$