Texas Instruments TI-83 Manual Book page 376

Function or Instruction/
Arguments
1.PropZInt( x , n
[ , confidence level]
2.PropZInt( x1 , n1 ,
[ , confidence level]
1.PropZTest( p0 , x
[ alternative drawflag]
, ,
2.PropZTest( x1 , n1
[ , alternative , drawflag]
x y
Pt.Change( , )
Pt.Off( x , y[ , mark]
Pt.On( x , y[ , mark] )
PwrReg [Xlistname
Ylistname , freqlist
regequ]
A-20 Tables and Reference Information
Result
Computes a one-proportion
) z confidence interval.
x2 , n2 Computes a two-proportion
) z confidence interval.
Computes a one-proportion
, n
z test. alternative=
)
alternative=
alternative=
draws results; drawflag=
calculates results.
Computes a two-proportion
, x2 , n2
) z test. alternative=
alternative=
alternative=
draws results; drawflag=
calculates results.
Reverses a point at (x,y).
) Erases a point at (x,y) using
mark.
Draws a point at (x,y) using
mark.
, Fits a power regression model
, to Xlistname and Ylistname
with frequency freqlist, and
stores the regression equation
to regequ.
L1 is <;
is ƒ;
0
1 is >. drawflag= 1
0
L1 is <;
is ƒ;
0
1 is >. drawflag= 1
0
Key or Keys/
Menu or Screen/Item
† ...
TESTS
13-20
A:1.PropZInt(
† ...
TESTS
13-21
B:2.PropZInt(
† ...
TESTS
5:1.PropZTest(
13-14
† ...
TESTS
6:2.PropZTest(
13-15
y [
]
DRAW
POINTS
8-15
3:Pt.Change(
y [
]
DRAW
POINTS
8-15
2:Pt.Off(
y [
]
DRAW
POINTS
8-14
1:Pt.On(
...
CALC
A:PwrReg
12-27