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

15.

Display the confidence

results

 

interval in Numeric

numerically

 

view:

 

 

 

16. Return to Numeric

 

 

view:

Display

17.

Display the confidence

results

 

interval in Plot view.

graphically

 

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.

Inference app

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HP Prime Graphing NW280AAABA manual Hypothesis tests, Display, Results, Numerically, Graphically