HP Prime Graphing Calculator - Manual (Page 247)

Inference app 243
11. From the App field
select the statistics app
that has the data you
want to import.
12. In the Column field
specify the column in
that app where the
data is stored. (D1 is
the default.)
13. Tap .
14. Specify a 90%
confidence interval in
the C field.
Display
results
numerically
15. Display the confidence
interval in Numeric
view:
16. Return to Numeric
view:
Display
results
graphically
17. Display the confidence
interval in Plot view.
P
The 90% confidence
interval is [82.48…,
83.28…].
Hypothesis tests
You use hypothesis tests to test the validity of hypotheses
about the statistical parameters of one or two populations.
The tests are based on statistics of samples of the
populations.