Sharp el-9950 - Page 185

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Chapter 8: Statistics & Regression Calculations
13 cdfpoi( cdfpoi(mean, value)
FindstheprobabilityofaspeciedrangexforaPoisson
distribution of mean mu.
Example
Findtheprobabilitywithinthe
range up to x = 4.
14 pdfgeo( pdfgeo(success probability, value)
Findstheprobabilitydensityofaspeciedvaluexforthegeometric
distribution.
Limitations:
Successprobabilityis0
≤
p
≤
1.
Example
Findtheprobabilitydensityofa
geometric distribution of success
at the 26th time with success
probabilityof5.6%.
15 cdfgeo( cdfgeo(success probability, value)
Findstheprobabilityofaspeciedrangeofxforthegeometric
distribution.
Limitations:
Successprobabilityis0
≤
p
≤
1
Example
Findtheprobabilityforthe
range up to x = 26 with success
probabilityof5.6%.