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9-4 Inference aplet
Enter data 4. Enter the sample statistics and population parameters that
define the chosen test or interval.
>6+,)7@SETUP-NUM
The table below lists the fields in this view for our current
Z–Test: 1 µ example.
By default, each field already contains a value. These
values constitute the example database and are explained
in the feature of this aplet.
Display on-line
help
5. Display the on-line help.
6. To close the on-line help,
press
.
Display test
results in
numeric
format
7. Display the test results in numeric format.
>180@
The test distribution value
and its associated
probability are displayed,
along with the critical
value(s) of the test and the associated critical value(s) of
the statistic.
Note: You can access the on-line help in Numeric view.
Field name Definition
µ0 Assumed population mean
σ Population standard deviation
Sample mean
n Sample size
α Alpha level for the test
x