
Opening the Inference app
▲
Press and then select Inference.
The Inference app opens in Symbolic view.
Symbolic view options
The following tables summarize the options available in Symbolic view.
Table
13-1 Hypothesis tests
Test Description
Z-Test: 1 μ The Z-Test on one mean
Z-Test: μ
1
– μ
2
The Z-Test on the dierence between two means
Z-Test: 1 π The Z-Test on one proportion
Z-Test: π
1
– π
2
The Z-Test on the dierence between two proportions
T-Test: 1 μ The T-Test on one mean
T-Test: μ
1
– μ
2
The T-Test on the dierence between two means
Table 13-2 Condence intervals
Test Description
Z-Int: 1 μ The condence interval for one mean, based on the Normal distribution
Z-Int: μ
1
– μ
2
The condence interval for the dierence between two means, based on the Normal
distribution
Z-Int: 1 π The condence interval for one proportion, based on the Normal distribution
Z-Int: π
1
– π
2
The condence interval for the dierence between two proportions, based on the
Normal distribution
262 Chapter 13 Inference app
Komentarze do niniejszej Instrukcji