Casio ALGEBRA FX 2.0 PLUS - Manual (Page 54)

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Calculation Result Output Example
p .................................. Student- t distribution probability
t:Low ........................... t:Low value (input lower value)
t:Up ............................. t:Up value (input upper value)
k k k k k χ
2 Distribution
u uu u uχ 2 Probability Density
χ
2 probability density calculates the probability density function for the
χ
2 distribution at a
specified x value.
f (x) =
Γ
1
2
df
df
2
x e
2
1
df
2
–1
x
2
–
Perform the following key operations from the statistical data list.
5(DIST)
d( χ 2 )
b(P.D)
Data is specified using parameter specification. The following shows the meaning of each
item.
x .................................. data
df ................................. degrees of freedom (positive integer)
Save Res ..................... list for storage of calculation results (None or List 1 to 20)
Execute ....................... executes a calculation or draws a graph
After setting all the parameters, align the cursor with [Execute] and then press one of the
function keys shown below to perform the calculation or draw the graph.
• 1(CALC) ... Performs the calculation.
• 6(DRAW) ... Draws the graph.
1-4-9
Distribution (DIST)
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