Texas Instruments Voyage 200, User Manual

Page: 889 / 1008

Appendix A: Functions and Instructions 891
TwoVar
MATH/Statistics menu
TwoVar
list1
,
list2
[
, [
list3
] [ ,
list4
,
list5
]
]
Calculates the
TwoVar
statistics and updates all
the system statistics variables.
All the lists must have equal dimensions except
for
list5
.
list1
represents xlist.
list2
represents ylist.
list3
represents frequency.
list4
represents category codes.
list5
represents category include list.
Note: list1 through list4 must be a variable name
or c1–c99 (columns in the last data variable
shown in the Data/Matrix Editor).
list5 does not
have to be a variable name and cannot be c1–c99
.
{0,1,2,3,4,5,6}
!
L1
¸
{0 1 2
...
}
{0,2,3,4,3,4,6}
!
L2
¸
{0 2 3
...
}
TwoVar L1,L2
¸
Done
ShowStat
¸
Unarchiv
CATALOG
Unarchiv
var1 [, var2] [, var3] …
Moves the specified variables from the user data
archive memory to RAM.
You can access an archived variable the same as
you would a variable in RAM. However, you
cannot delete, rename, or store to an archived
variable because it is locked automatically.
To archive variables, use
Archive
.
10
!
arctest
¸
10
Archive arctest
¸
Done
5
ù
arctest
¸
50
15
!
arctest
¸
N
Unarchiv arctest
¸
Done
15
!
arctest
¸
15
unitV()
MATH/Matrix/Vector ops menu
unitV(
vector1
)
⇒ ⇒ ⇒ ⇒
vector
Returns either a row- or column-unit vector,
depending on the form of
vector1 .
vector1
must be either a single-row matrix or a
single-column matrix.
unitV([a,b,c])
¸
[
a
a
ñ
+b
ñ
+c
ñ
b
a
ñ
+b
ñ
+c
ñ
c
a
ñ
+b
ñ
+c
ñ
]
unitV([1,2,1])
¸
[
‡
6
6
‡
6
3
‡
6
6
]
unitV([1;2;3])
¸








‡
14
14
‡
14
7
3
ø ‡
14
14
Unlock
CATALOG
Unlock
var1[, var2][, var3]
...
Unlocks the specified variables.
Note: The variables can be locked using the
Lock
command.