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Kk f distribution – Casio fx-9860G SD User Manual

Page 358

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20050401

Calculation Result Output Example

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

χ

2

distribution probability

k

k

k

k

k F Distribution

u

u

u

u

u F Probability Density

F

probability density calculates the probability density function for the F distribution at a

specified

x

value.

Γ

n
2

x

d

n

n
2

–1

2

n

Γ

2

n + d

Γ

2

d

d

nx

1 +

n + d

2

f

(x) =

Perform the following key operations from the statistical data list.

5(DIST)

4(F)

1(Fpd)

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

x

.................................. data

n

:

df

.............................. numerator degrees of freedom (positive integer)

d

:

df

.............................. denominator degrees of freedom (positive integer)

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

Execute ....................... executes a calculation or draws a graph

After setting all the parameters, use

c to move the highlighting to “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.

6-7-12

Distribution