Texas Instruments TI-84 PLUS - Graphing Calculator Manual Book page 256

Before you execute a
Note:
desired distribution fits the screen.
DISTR DRAW
1: ShadeNorm(
2: Shade_t(
3: Shadec 2
(
4: ShadeÜ(
L1â99 and 1â99 specify infinity. If you want to view the area left of
Note:
specify =L1â99.
lowerbound
ShadeNorm(
draws the normal density function specified by mean m and standard deviation s and
ShadeNorm(
shades the area between
ShadeNorm(lowerbound,upperbound[,
Classic
Shade_t(
draws the density function for the Student-
Shade_t(
freedom) and shades the area between
Shade_t(lowerbound,upperbound,df)
Classic
instruction, you must set the window variables so that the
DISTR DRAW
Shades normal distribution.
Shades Student-t distribution.
2
Shades c distribution.
Ü
Shades distribution.
and
lowerbound upperbound
m , s ])
Note: For this example,
Xmin = 55
Xmax = 72
Ymin = L .05
Ymax = .2
lowerbound
Note: For this example,
Xmin = L 3
Xmax = 3
Ymin = L .15
Ymax = .5
Chapter 13: Inferential Statistics and Distributions
upperbound
. The defaults are m=0 and s=1.
distribution specified by
t
and .
upperbound
, for example,
(degrees of
df
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