Assertion: distribution's parameter | /r/HasProperty | determined by following formulas
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text: When the individual values x 1 , x 2 , … , x n {\displaystyle x_{1},x_{2},\ldots ,x_{n}} are not available, but the sample's mean x ¯ {\displaystyle {\bar {x}}} and standard deviation s is, then the corresponding parameters are determined by the following formulas, obtained from solving the equations for the expectation E ⁡ [ X ] {\displaystyle \operatorname