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Graph Types:
Rectangular coordinate:
Parametric:
Inequality:
Graph Function Memory:
Graph function storage, editing, selection, drawing
Graph Functions:
View Window parameter setting; trace; scroll; overwrite; list graph; zoom [box, factor
(zoom in, zoom out, original size)]; sketch [plot; line; horizontal/vertical lining]; manual
graphing; clear screen; View Window memory; graph function display; simultaneous
drawing of multiple graphs
Table & Graph:
Input/editing of function (up to 10 can be input); numeric table generation; graph
drawing; numeric table delete, insert, add
Statistics:
Standard deviation: number of data; mean; standard deviation (two types); sum;
sum of squares; statistical calculations (mode, median, maximum, minimum, first
quartile point, third quartile point); normal probability distribution; single-variable sta-
tistical graphs (histogram bar graph; box graph for median; normal distribution curve)
Regression: number of data; mean of
types); standard deviation of
y
sum of squares of
; sum of squares of
cient; correlation coefficient; Med-Med calculations; regression graphs (linear re-
gression graph; Med-Med graph; quadratic regression graph; logarithmic regression
graph; exponential regression graph; power regression graph)
Data Plot: Scatter/Plot;
Programming
Input, storage, recall, execution of programs in program area; editing and deletion of
file names and program contents; recall by file name
Program commands:
Loop (If, For, Do, While); Control (Prog [subroutine], Stop, Return, Break); Uncondi-
tional jump (Goto, Lbl); Conditional jump ( ); Count jump (Isz, Dsz); Relational op-
erators (=, G G G G G , >, <, , ); Clear (ClrText, ClrGraph, ClrList); Display (function graph,
statistical graph, Table & Graph, numerical table); Input (?); Output (^); Delimiter (:)
General Commands:
Function graph (8); function table (2); list (2); statistical (33), set-up commands (17)
Check Function: program check, debugging, etc.
y
f
x
=
(
)
x
y
f
g
(
,
) = (
(T),
(T))
y
f
x
y
f
x
(
>
(
),
<
(
),
x
; mean of
y
(two types); sum of
x
and
xy
line graphing
y
f
x
y
f
x
>
(
),
<
(
))
y
; standard deviation of
x
y
; sum of
; sum of squares of
y
; constant term; regression coeffi-
Appendix
x
(two
x
;
181