HP Prime Graphing Wireless Calculator - Manual (Page 74)

70 Inference app
Getting started with the Inference app
Let’s conduct a Z-Test on one mean using the sample data.
Open the
Inference
app
1. Open the Inference app:
I Select
Inference
The Inference app
opens in Symbolic
view.
Symbolic view options
The following table summarizes the options available in
Symbolic view.
Symbolic view
options
Hypothesis
Tests
Z-Test: 1 μ
The Z-Test on one mean
Z-Test: μ
1
– μ
2
The Z-Test on the difference
between two means
Z-Test: 1 π The Z-Test on one proportion
Z-Test: π
1
– π
2
The Z-Test on the difference
between two proportions
T-Test: 1 μ The T-Test on one mean
T-Test: μ
1
– μ
2
The T-Test on the difference
between two means
Confidence
Intervals
Z-Int: 1 μ
The confidence interval for one
mean, based on the Normal
distribution
Z-Int: μ
1
– μ
2
The confidence interval for the
difference between two means,
based on the Normal
distribution