Casio CFX9850GBPLUS User Manual page 355

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 2
Distribution
u 2
Probability Density
2
probability density calculates the probability density function for the
x
specifi ed value.
f(x) = f(x) =
Perform the following key operations from the statistical data list.
5 (DIST)
3 (CHI)
1 (Cpd)
Data is specifi ed using parameter specifi cation. 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 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.
6-7-9
Distribution
df df
df df x x
–1 –1 – –
1 1 1 1 2 2
x x 2 2 e e 2 2
2 2
df df
2 2
20070201
2
distribution at a