Texas Instruments TI-84 Plus Guide Book

Chapter 13: Inferential Statistics and Distributions 383
To clear the drawings, select 1:ClrDraw from the DRAW menu (Chapter 8).
Note: Before you execute a DISTR DRAW instruction, you must set the window variables
so that the desired distribution fits the screen.
Note: L1â99 and 1â99 specify infinity. If you want to view the area left of upperbound, for
example, specify
lowerbound=L1â99.
ShadeNorm(
ShadeNorm(ShadeNorm(
ShadeNorm(
ShadeNorm( draws the normal density function specified by mean m and standard
deviation s and shades the area between
lowerbound and upperbound. The defaults are m=0
and s=1.
DISTR DRAW
1: ShadeNorm(
Shades normal distribution.
2: Shade_t(
Shades Student-t distribution.
3:
Shadec
2
(
Shades c
2
distribution.
4: ShadeÜ( Shades Üdistribution.

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	-