HP -15C Advanced Functions Handbook page 129

Section 4: Using Matrix Operations
127
Keystrokes
.05Q5TOJ3
2 I ENTER11
ITIIUSERl
[T)| MATRIX 11
3.25|STO|rA"1
s
[IB
Display
0.0500
1
1.0000
1.0000
1.0000
3.2500
20.5000
2.0500
1.1677
1.0980
3.5519
2.1556
01
00
00
00
01
Stores a in R
3
.
Dimensions A to 2 X 1.
Activates User mode.
Stores ocj
0
' from chi-square
distribution.
Stores x
(20)
from chi-square
distribution.
Sets display format.
Displays norm of f(x
(0)
).
Displays norm of
correction d'°\s x{
1}
.
Recalls x^
By repeating the last four steps, you will obtain these results:
k l l f <^)l l
f
0 1.168
1 1.105X10'
1
2 1.918X10'
3
3 6.021X10~
7
\\A
(k)
\\
1.098
1. 740X1 O^
1
2. 853X1 0~
3
9.542X1 0~
7
*r«
3.2500
3.5519
3.5169
3.5162
3.5162
*2
e + 1
20.500
21.556
21.726
21.729
21.729
This accuracy is sufficient for constructing the statistical test.
(Press HI [Fixl 4 to reset the display format and GO I USER | to
deactivate User mode.)