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Inference aplet 9-3
Select the
inferential
method
2. Select the Hypothesis Test inferential method.
Select HYPOTH TEST
3. Define the type of test.
Z–Test: 1 µ
4. Select an alternative hypothesis.
µ< µ0
Enter data 5. Enter the sample statistics and population
parameters.
setup-NUM
The table below lists the fields in this view for our current
Z-Test: 1 µ example.
Field
name
Definition
µ0 Assumed population mean
σ Population standard deviation
Sample mean
n Sample size
α Alpha level for the test
x