Inference app
111
One-Sample T-Test
Menu name
T-Test: 1
μ
The One-Sample T-Test is used when the population
standard deviation is not known. On the basis of statistics
from a single sample, this test measures the strength of the
evidence for a selected hypothesis against the null
hypothesis. The null hypothesis is that the sample mean
has some assumed value,
Η
0
:μ = μ
0
.
You select one of the following alternative hypotheses
against which to test the null hypothesis:
Inputs
The inputs are:
Results
The results are:
H
1
:
μ μ
0
<
H
1
:
μ μ
0
>
H
1
:
μ μ
0
≠
Field name
Definition
Sample mean.
s
Sample standard deviation.
n
Sample size.
μ
0
Hypothetical
population mean.
α
Significance level.
x
Result
Description
Test T
T-Test statistic.
Test
Value of
associated with the
test t-value.
P
Probability associated with the
T-Test statistic.
DF
Degrees of freedom.
x
x
Summary of Contents for 39gII
Page 1: ...HP 39gII graphing calculator user s guide Edition1 Part Number NW249 90001 ...
Page 2: ...Printing History Edition 1 November 201 1 ...
Page 32: ...22 Getting started ...
Page 58: ...48 Apps and their views ...
Page 70: ...60 Function app ...
Page 80: ...70 Solve app ...
Page 136: ...126 Polar app ...
Page 140: ...130 Sequence app ...
Page 148: ...138 Finance app ...
Page 152: ...142 Linear Solver app ...
Page 218: ...208 Matrices ...
Page 226: ...216 Notes and Info ...
Page 238: ...228 Variables and memory management ...
Page 318: ...308 Programming ...
Page 340: ...330 Reference information ...
Page 346: ...vi Product Regulatory Information ...