HP Prime Graphing NW280AAABA manual One-Sample Z-Test, Menu name, Inputs

Models: Prime Graphing NW280AAABA

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The HP Prime hypothesis tests use the Normal Z- distribution or the Student’s t-distribution to calculate probabilities. If you wish to use other distributions, please use the Home view and the distributions found within the Probability category of the Math menu.

One-Sample Z-Test

Menu name

Z-Test: 1 μ

 

 

 

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 population mean equals a specified value, Η0:

 

μ = μ0.

 

 

 

You select one of the following alternative hypotheses

 

against which to test the null hypothesis:

 

 

H0: μ < μ0

 

 

H0: μ > μ0

 

 

H0: μ μ0

Inputs

The inputs are:

 

 

 

 

 

 

Field name

Definition

 

 

 

 

 

 

x

Sample mean

 

n

Sample size

 

μ0

Hypothetical population mean

 

σ

Population standard deviation

 

α

Significance level

 

 

 

 

246

Inference app

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HP Prime Graphing NW280AAABA manual One-Sample Z-Test, Menu name, Inputs