Texas Instruments TINSPIRE Reference Guide - Page 120

stat.P Value, zTest, Catalog &gt, Output variable, Description, zTest_1Prop

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zTest zTest m0,s,List,[Freq[,Hypoth]] (Data list input) zTest m0,s,v,n[,Hypoth] (Summary stats input) Performs a z test with frequency freqlist. A summary of results is stored in the stat.results variable. (See page 97.) Test H0: m = m0, against one of the following: For Ha: m < m0, set Hypoth m0, set Hypoth>0 For information on the effect of empty elements in a list, see "Empty (void) elements" on page 131. Catalog > Output variable stat.z stat.P Value stat.x stat.sx stat.n Description (x N m0) / (s / sqrt(n)) Least probability at which the null hypothesis can be rejected Sample mean of the data sequence in List Sample standard deviation of the data sequence. Only returned for Data input. Size of the sample zTest_1Prop zTest_1Prop p0,x,n[,Hypoth] Computes a one-proportion z test. A summary of results is stored in the stat.results variable. (See page 97.) x is a non-negative integer. Test H0: p = p0 against one of the following: For Ha: p > p0, set Hypoth>0 For Ha: p ƒ p0 (default), set Hypoth=0 For Ha: p < p0, set Hypoth Output variable stat.p0 stat.z stat.PVal stat.Ç stat.n Description Hypothesized population proportion Standard normal value computed for the proportion Smallest level of significance at which the null hypothesis can be rejected Estimated sample proportion Size of the sample 114 TI-Nspire™ Reference Guide

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114
TI-Nspire™ Reference Guide
zTest
Catalog >
zTest
m
0
,
s
,
List
,
[
Freq
[
,
Hypoth
]]
(Data list input)
zTest
m
0
,
s
,
v
,
n
[
,
Hypoth
]
(Summary stats input)
Performs a
z
test with frequency
freqlist
. A summary of results is
stored in the
stat.results
variable. (See page 97.)
Test H
0
:
m
=
m
0, against one of the following:
For H
a
:
m
<
m
0, set
Hypoth
<0
For H
a
:
m
ƒ
m
0
(default), set
Hypoth
=0
For H
a
:
m
>
m
0, set
Hypoth
>0
For information on the effect of empty elements in a list, see “Empty
(void) elements” on page 131.
Output variable
Description
stat.z
(
x
N
m
0) / (
s
/ sqrt(n))
stat.P Value
Least probability at which the null hypothesis can be rejected
stat.
x
Sample mean of the data sequence in
List
stat.sx
Sample standard deviation of the data sequence. Only returned for
Data
input.
stat.n
Size of the sample
zTest_1Prop
Catalog >
zTest_1Prop
p0
,
x
,
n
[
,
Hypoth
]
Computes a one-proportion
z
test. A summary of results is stored in
the
stat.results
variable. (See page 97.)
x
is a non-negative integer.
Test H
0
:
p = p0
against one of the following:
For H
a
:
p > p0
, set
Hypoth
>0
For H
a
:
p
ƒ
p0 (default)
, set
Hypoth
=0
For H
a
:
p < p0
, set
Hypoth
<0
For information on the effect of empty elements in a list, see “Empty
(void) elements” on page 131.
Output variable
Description
stat.p0
Hypothesized population proportion
stat.z
Standard normal value computed for the proportion
stat.PVal
Smallest level of significance at which the null hypothesis can be rejected
stat.
Ç
Estimated sample proportion
stat.n
Size of the sample