Texas Instruments TI-84 Plus Guide Book

Chapter 13: Inferential Statistics and Distributions 349
1-PropZTest
1-PropZTest1-PropZTest
1-PropZTest
1-PropZTest (one-proportion z test; item 5) computes a test for an unknown proportion of
successes (prop). It takes as input the count of successes in the sample
x and the count
of observations in the sample
n. 1-PropZTest tests the null hypothesis H
0
:prop=p
0
against one of the alternatives below.
•H
a
: propƒp
0
(prop:ƒp0)
•H
a
: prop<p
0
(prop:<p0)
•H
a
: prop>p
0
(prop:>p0)
Drawn
results:
Input:
Data Stats

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	-