Using the Action Menu
utCDf
Function: Returns the cumulative probability of a
Syntax: tCDf (lower value, upper value, df [ ) ]
Example: To determine the
Menu Item: [Action][Distribution][tCDf]
For more information, see
uinvTCDf
Function: Returns the lower bound value of a
Syntax: invTCDf (prob, df [ ) ]
Example: To determine the lower bound value when prob = 0.0754752, df = 18
Menu Item: [Action][Distribution][invTCDf]
For more information, see “Inverse
uchiPDf
Function: Returns the χ2 probability density for specified values.
Syntax: chiPDf (x, df [ ) ]
Example: To determine the χ2 probability density when x = 2, df = 4
Menu Item: [Action][Distribution][chiPDf]
For more information, see “χ2 Probability Density” on page
uchiCDf
Function: Returns the cumulative probability of a χ2 distribution between a lower bound and an upper bound.
Syntax: chiCDf (lower value, upper value, df [ ) ]
Example: To determine the χ2 probability when lower value = 2.7, upper value = ∞, df =4
Menu Item: [Action][Distribution][chiCDf]
For more information, see “χ2 Cumulative Distribution” on page
uinvChiCDf
Function: Returns the lower bound value of a χ2 cumulative distribution probability for specified values.
Syntax: invChiCDf (prob, df [ ) ]
Example: To determine the lower bound value when prob = 0.6092146, df = 4
20080201