Texas Instruments TI-84 PLUS - Graphing Calculator - Page 383

Appendix A: Functions and Instructions 376
Text(row,column,text1,
text2,...,text n)
Writes text on graph beginning at pixel (row,column), where
0  row  57 and 0  column  94.
y <
DRAW
0:Text(
Then
See If:Then
Time Sets sequence graphs to plot with respect to time.
†
y .
Time
timeCnv(seconds) Converts seconds to units of time that can be more easily
understood for evaluation. The list is in
{days,hours,minutes,seconds} format.
y N
timeCnv
TInterval [listname,
freqlist,confidence level]
(Data list input)
Computes a t confidence interval.
†
…
TESTS
8:TInterval
TInterval
v,Sx,n
[,confidence level]
(Summary stats input)
Computes a t confidence interval.
† …
TESTS
8:TInterval
tpdf(x,df) Computes the probability density function (pdf) for the
Student-t distribution at a specified x value with specified
degrees of freedom df.
y =
DISTR
5:tpdf(
Trace Displays the graph and enters TRACE mode.
r
T-Test m0[,listname,
freqlist,alternative,
drawflag]
(Data list input)
Performs a t test with frequency freqlist. alternative=L1 is <;
alternative=0 is
ƒ; alternative=1 is >. drawflag=1 draws
results; drawflag=0 calculates results.
†
…
TESTS
2:T-Test
T-Test
m0, v,Sx,n
[,alternative,drawflag]
(Summary stats input)
Performs a t test with frequency freqlist. alternative=L1 is < ;
alternative=0 is
ă; alternative=1 is >. drawflag=1 draws
results; drawflag=0 calculates results.
†
…
TESTS
2:T-Test
tvm_FV[(Ú,æ,PV,PMT,
P/Y,C/Y)]
Computes the future value.
Π1:Finance
CALC
6:tvm_FV
tvm_
æ[(Ú,PV,PMT,FV,
P/Y,C/Y)]
Computes the annual interest rate.
Π1:Finance
CALC
3:tvm_
æ
tvm_Ú[(æ,PV,PMT,FV,
P/Y,C/Y)]
Computes the number of payment periods.
Π1:Finance
CALC
5:tvm_
Ú
tvm_Pmt[(Ú,æ,PV,FV,
P/Y,C/Y)]
Computes the amount of each payment.
Π1:Finance
CALC
2:tvm_Pmt
tvm_PV[(
Ú,æ,PMT,FV,
P/Y,C/Y)]
Computes the present value.
Π1:Finance
CALC
4:tvm_PV
F unction or
Instruction/Arguments Result
Key or
Keys/Menu or
Screen/Item