Texas Instruments TI-84 Plus Guide Book

Appendix A: Functions and Instructions 588
LinReg(ax+b) [Xlistname,
Ylistname,freqlist,
regequ]
Fits a linear regression
model to Xlistname and
Ylistname with frequency
freqlist, and stores the
regression equation to
regequ.
…
CALC
4:LinReg(ax+b)
LinRegTTest [Xlistname,
Ylistname,freqlist,
alternative,regequ]
Performs a linear
regression and a t-test.
alternative=L1 is <;
alternative=0 is
ƒ;
alternative=1 is >.
†
…
TESTS
F:LinRegTTest
LinRegTInt [Xlistname,
Ylistname,freqlist,
confidence level, regequ]
Performs a linear
regression and computes
the t confidence interval for
the slope coefficient b.
†
…
TESTS
G:LinRegTInt
@List(list)
Returns a list containing
the differences between
consecutive elements in
list.
y 9
OPS
7:
@List(
List 4 matr(listname1,...,
listname n,matrixname)
Fills matrixname column by
column with the elements
from each specified
listname.
y 9
OPS
0:List 4 matr(
ln(value) Returns the natural
logarithm of a real or
complex number,
expression, or list.
µ
F unction or
Instruction/Arguments Result
Key or
Keys/Menu or
Screen/Item

Texas Instruments TI-84 Plus Specifications

General

Battery type	AAA
Power source	Battery
Number of batteries supported	4
Type	Graphing
Cover	No
Form factor	Pocket
Control type	Buttons
Product color	Black
USB port	Yes
USB 2.0 ports quantity	1
Digits	- digits
Display number of lines	8 lines
Display number of characters	16
RAM capacity	0.024 MB
ROM capacity	0.480 MB
Storage media type	-