TI-83 Plus Tables and Reference Information 677
Function or Instruction/
Arguments Result Key or Keys/
Menu or Screen/Item
2.PropZTest(x1,n1,x2,n2
[,alternative,drawflag])Computes a two-proportion z test.
alternative=L1 is <; alternative=0 is
ƒ; alternative=1 is >. draw
f
la
g
=1
draws results; draw
f
la
g
=0 calculates
results.
TESTS
6:2-PropZTest(
Pt.Change(x,y)Reverses a point at (x,y). y <
POINTS
3:Pt.Change(
Pt.Off(x,y[,mark])Erases a point at (x,y) using mark.y <
POINTS
2:Pt.Off(
Pt.On(x,y[,mark])Draws a point at (x,y) using mark.y <
POINTS
1:Pt.On(
PwrReg [Xlistname,
Ylistname,
f
re
q
list,
regequ]
Fits a power regression model to
X
listname and Ylistname with
frequency
f
re
q
list, and stores the
regression equation to regequ.
CALC
A:PwrReg
Pxl.Change(row,column)Reverses pixel at (row,column);
0 row 62 and 0 column 94. y <
POINTS
6:Pxl.Change(
Pxl.Off(row,column)Erases pixel at (row,column);
0 row 62 and 0 column 94. y <
POINTS
5:Pxl.Off(
Pxl.On(row,column)Draws pixel at (row,column);
0 row 62 and 0 column 94. y <
POINTS
4:Pxl.On(