EasyFit – Easily Fit Distributions to Your Data!

# Power Function Distribution

## Parameters

- continuous shape parameter ()
, - continuous boundary parameters ( < )

## Worksheet and VBA Functions

The following worksheet and VBA functions are available for this distribution:

 Description VBA Functions Worksheet Functions Distribution Fitting - ``` =DistFit("PowerFunc";Data;[Options]```1```) ``` Probability Density Function `PowerFuncPdf(x,alpha,a,b)` ``` =PowerFuncPdf(alpha;a;b) =DistPdf("PowerFunc(alpha;a;b)";x) ``` Cumulative Distribution Function `PowerFuncCdf(x,alpha,a,b)` ``` =PowerFuncCdf(alpha;a;b) =DistCdf("PowerFunc(alpha;a;b)";x) ``` Survival Function `PowerFuncSurv(x,alpha,a,b)` ``` =DistSurv("PowerFunc(alpha;a;b)";x) ``` Hazard Function `PowerFuncHaz(x,alpha,a,b)` ``` =PowerFuncHaz(alpha;a;b) =DistHaz("PowerFunc(alpha;a;b)";x) ``` Cumulative Hazard Function `PowerFuncCumHaz(x,alpha,a,b)` ``` =DistCumHaz("PowerFunc(alpha;a;b)";x) ``` Inverse CDF (Quantile Function) `PowerFuncInv(P,alpha,a,b)` ``` =PowerFuncInv(alpha;a;b) =DistInv("PowerFunc(alpha;a;b)";P) ``` Random Numbers `PowerFuncRand(alpha,a,b)` ``` =PowerFuncRand(alpha;a;b) =DistRand("PowerFunc(alpha;a;b)") ``` Mode `PowerFuncMode(alpha,a,b)` ``` =DistMode("PowerFunc(alpha;a;b)") ``` Mean `PowerFuncMean(alpha,a,b)` ``` =PowerFuncMean(alpha;a;b) =DistMean("PowerFunc(alpha;a;b)") ``` Variance `PowerFuncVar(alpha,a,b)` ``` =PowerFuncVar(alpha;a;b) =DistVar("PowerFunc(alpha;a;b)") ``` Standard Deviation `PowerFuncStdev(alpha,a,b)` ``` =PowerFuncStdev(alpha;a;b) =DistStdev("PowerFunc(alpha;a;b)") ``` Skewness `PowerFuncSkew(alpha,a,b)` ``` =DistSkew("PowerFunc(alpha;a;b)") ``` (Excess) Kurtosis `PowerFuncKurt(alpha,a,b)` ``` =DistKurt("PowerFunc(alpha;a;b)") ```

1. The `Options` parameter is optional. Possible options:
• "a=value"  (example: "a=0")
• "b=value"  (example: "b=10")
• "a=value1;b=value2"  (example: "a=2;b=8")