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| ==Normal Statistical Properties==
| | #REDIRECT [[The_Normal_Distribution]] |
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| {{normal mean median and mode}}
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| {{normal standard deviation}}
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| {{normal reliability function}}
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| {{normal conditional reliability function}}
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| {{normal reliable life}}
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| ===The Normal Failure Rate Function===
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| The instantaneous normal failure rate is given by:
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| ::<math>\lambda (T)=\frac{f(T)}{R(T)}=\frac{\tfrac{1}{{{\sigma }_{T}}\sqrt{2\pi }}{{e}^{-\tfrac{1}{2}{{\left( \tfrac{T-\mu }{{{\sigma }_{T}}} \right)}^{2}}}}}{\int_{T}^{\infty }\tfrac{1}{{{\sigma }_{T}}\sqrt{2\pi }}{{e}^{-\tfrac{1}{2}{{\left( \tfrac{t-\mu }{{{\sigma }_{T}}} \right)}^{2}}}}dt}</math>
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