Alphabetical Statistical Symbols - Statistics.com: Data ...

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Mean Mode tan Measures of skew ness SS x Sum of Squares SS ¦ ( x )2 x for ungrouped data. SS ¦ f( x )2 x for grouped data. t Student’s t variable. n Normal t F n 2 (0,1) t-distribution t c t critical The critical value for a confidence level c. c t =Number such that the area under the t distribution for a given number of

  Name, Dome, Mean mode