Alternative Equation Formats

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MathML

\bar{x} - t_{(1 - α; n - 1)} \frac{s}{\sqrt{\sum w_{i}}}

\bar{x} - t_{(1 - α; n - 1)} \frac{s}{\sqrt{\sum w_{i}}}

\[ \bar{x} - t_{(1-\alpha ;\, n-1)} \frac{s}{\sqrt {\sum w_ i}} \]