HP Prime Graphing NW280AAABA manual One-Proportion Z-Test

Models: Prime Graphing NW280AAABA

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Results

The results are:

 

 

 

 

 

Result

Description

 

Test Z

Z-Test statistic

 

Test Δ x

Difference in the means associ-

 

 

ated with the test Z-value

 

P

Probability associated with the

 

 

Z-Test statistic

 

Critical Z

Boundary value(s) of Z associated

 

 

with the α level that you supplied

 

Critical Δ x

Difference in the means associ-

 

 

ated with the α level you supplied

One-Proportion Z-Test

Menu name

Z-Test: 1 π

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 proportion of successes is an assumed value,

Η0 : π = π0.

You select one of the following alternative hypotheses against which to test the null hypothesis:

H0: π < π0

H0: π > π0

H0: π π0

Inputs

The inputs are:

Field name Definition

xNumber of successes in the sample

nSample size

π0

Population proportion of successes

αSignificance level

248

Inference app

Page 252
Image 252
HP Prime Graphing NW280AAABA manual One-Proportion Z-Test