Texas Instruments TI-84 Plus Manual Book page 177

Function or
Instruction/Arguments
ZSquare
ZStandard
0 listname
m s[
Z-Test( , ,
freqlist alternative
,
drawflag
]
)
(Data list input)
0 n
m s v
Z-Test( , , ,
alternative drawflag
[
, ,
(Summary stats input)
ZTrig
value
Factorial:
!
list
Factorial:
!
Appendix A: Functions and Instructions
Result
Adjusts the
window settings so that
each pixel represents an
equal width and height in
the coordinate system,
and updates the viewing
window.
Replots the functions
immediately, updating
the window variables to
the default values.
Performs a
,
frequency
,
alternative
alternative
alternative
drawflag
drawflag
results.
Performs a
alternative
]
)
alternative
alternative
drawflag
drawflag
results.
Replots the functions
immediately, updating
the window variables to
preset values for plotting
trig functions.
Returns factorial of
Returns factorial of
elements.
or
X Y
z
test with
freqlist
.
=L is ;
1 <
is ƒ;
=
0
= is .
1 >
= draws results;
1
= calculates
0
z
test.
=L is ;
1 <
is ƒ;
=
0
= is .
1 >
= draws results;
1
= calculates
0
value
list
Key or Keys/Menu
or Screen/Item
† q
ZOOM
5:ZSquare
† q
ZOOM
6:ZStandard
† ...
TESTS
1:Z-Test(
† ...
TESTS
1:Z-Test(
† q
ZOOM
7:ZTrig
. 
PRB
4:!

PRB
4:!
169