Texas Instruments TI-30XS User Manual - Page 32
Enter data in L1, L2, or L3. See Data editor. - how to use
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yÅ (2-Var) Uses a and b to calculate predicted y value when you input an x value. MinX Minimum of x values. Q1 (1-Var) Median of the elements between MinX and Med (1st quartile). Med Median of all data points. Q3 (1-Var) Median of the elements between Med and MaxX (3rd quartile). MaxX Maximum of x values. To define statistical data points: 1. Enter data in L1, L2, or L3. (See Data editor.) 2. Press % t. Select 1-Var or 2-Var and press
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Copyright © 2006 Texas Instruments Incorporated
32
To define statistical data points:
1.
Enter data in L1, L2, or L3. (See Data editor.)
2. Press
% t
. Select
1-Var
or
2-Var
and press
<
.
3.
Select L1, L2, or L3, and the frequency.
4. Press
<
to display the menu of variables.
5.
To clear data, press
v v
,
select a list to clear, and
press
<
.
Examples
1-Var:
Find the mean of {45, 55, 55, 55}
y
Å
(
2-Var
)
Uses
a
and
b
to calculate predicted
y
value when you input an
x
value.
MinX
Minimum of
x
values.
Q1 (1-Var)
Median of the elements between MinX
and Med (1st quartile).
Med
Median of all data points.
Q3 (1-Var)
Median of the elements between Med
and MaxX (3rd quartile).
MaxX
Maximum of
x
values.
Clear all
data
v v$$$
Data
<
45
$
55
$
55
$
55
<
Stat
%
t
1
$ $
<