6-7-5

Distribution

Calculation Result Output Example

p ..................................

normal distribution probability

z:Low ...........................

z:Low value (converted to standardize z score for lower

 

value)

z:Up .............................

z:Up value (converted to standardize z score for upper value)

u Inverse Cumulative Normal Distribution

Inverse cumulative normal distribution calculates a value that represents the location within a normal distribution for a specific cumulative probability.

 

−∞ f (x)dx = p

Tail: Right

+∞

Tail: Left

f (x)dx = p

upper

 

lower

 

boundary of

 

boundary of

 

integration

 

integration

 

interval

 

interval

 

α = ?

 

α = ?

 

f (x)dx = p

Tail: Central upper and lower boundaries of integration

interval

α = ? β = ?

Specify the probability and use this formula to obtain the integration interval.

Perform the following key operations from the statistical data list.

5(DIST)

1(NORM)

3(InvN)

Data is specified using parameter specification. The following shows the meaning of each item.

Tail ...............................

probability value tail specification (Left, Right, Central)

Area ............................

probability value (0 <Area <1)

σ ..................................

standard deviation (σ > 0)

..................................

mean

Save Res ....................

list for storage of calculation results (None or List 1 to 26)

Execute .......................

executes a calculation

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