Texas Instruments TI-84 - Manual (Page 623)

Appendix A: Functions and Instructions 620
Z-Test( m
0,
s , v ,n
[,alternative,drawflag])
(Summary stats input)
Performs a z test.
alternative=
L 1 is <;
alternative=0 is
ƒ ;
alternative=1 is >.
drawflag=1 draws results;
drawflag=0 calculates
results.
†
…
TESTS
1:Z-Test(
ZTrig Replots the functions
immediately, updating the
window variables to preset
values for plotting trig
functions. †
q
ZOOM
7:ZTrig
Factorial: value! Returns factorial of value.

PRB
4:!
Factorial: list! Returns factorial of list
elements.

PRB
4:!
Degrees notation: value ¡ Interprets value as degrees;
designates degrees in
DMS format.
y ;
ANGLE
1:
¡
Radian: angle
r Interprets angle as radians.
y ;
ANGLE
3:
r
Function or
Instruction/Arguments
Result
Key or
Keys/Menu or
Screen/Item