Casio Algebra FX 2.0 PLUS User Manual page 56

u u u u u χ
Distribution Probability
2
χ distribution probability calculates the probability of χ
2
specific values.
1
p =
df
Γ
Perform the following key operations from the statistical data list.
5(DIST)
)
2
d(χ
c(C.D)
Data is specified using parameter specification. The following shows the meaning of each
item.
Lower .......................... lower boundary
Upper .......................... upper boundary
df
................................. degrees of freedom (positive integer)
Save Res ..................... list for storage of calculation results (None or List 1 to 20)
Execute ....................... executes a calculation
After setting all the parameters, align the cursor with [Execute] and then press the function
key shown below to perform the calculation.
• 1(CALC) ... Performs the calculation.
# There is no graphing for
probability.
1-4-11
Distribution (DIST)
∫
df
b
df x
1
2
–1 –
x e dx
2 2
2
a
2
χ
2
distribution
20011101 20010101
2 distribution data falling between two
a
: lower boundary
b
: upper boundary