Texas Instruments TI-84 PLUS - Graphing Calculator Manual Book page 241

2
GOF-Test
c
2
GOF (Chi Square Goodness of Fit; item D) performs a test to confirm that sample data is
c -Test
from a population that conforms to a specified distribution. For example, c
the sample data came from a normal distribution.
In the example:
list 1={16, 25, 22, 8, 10}
list 2={16.2, 21.6, 16.2, 14.4, 12.6}
The Chi-square
Goodness of Fit
input screen:
Calculated
results:
Drawn results:
... ~ ~
Note: Press
select TESTS. Press
several times to select
2
D:X GOF-Test... Press
Í
To enter data for
.
df (degree of freedom),
press † † †. Type 4.
Chapter 13: Inferential Statistics and Distributions
2
GOF can confirm that
to
†
234