Paired t-test

Calculates the paired t-Test of two data samples.

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From the menu bar:

Choose Data - Statistics - Paired t-test

From the tabbed interface:

Choose Data - Statistics - Paired t-test.

On the Data menu of the Data tab, choose Statistics - Paired t-test.


A paired t-test is any statistical hypothesis test that follows a Student's t distribution.

note

For more information on paired t-tests, refer to the corresponding Wikipedia article.


Datumoj

Variable 1 range: The reference of the range of the first data series to analyze.

Variable 2 range: The reference of the range of the second data series to analyze.

Results to: The reference of the top left cell of the range where the test will be displayed.

Grouped By

Select whether the input data has columns or rows layout.

Malfermi dosieron kun ekzemplo:

Ekzemplo

The following table has two data sets.

A

B

1

28

19

2

26

13

3

31

12

4

23

5

5

20

34

6

27

31

7

28

31

8

14

12

9

4

24

10

0

23

11

2

19

12

8

10

13

9

33


Results for paired t-test:

The following table shows the paired t-test for the data series above:

paired t-test

Alfo

0.05

Hipoteza averaĝa diferenco

0

Variablo 1

Variablo 2

Mezumo

16.9230769231

20.4615384615

Varianco

125.0769230769

94.4358974359

Observoj

13

13

Korelacio de Pearson

-0.0617539772

Observita averaĝa diferenco

-3.5384615385

Varianco de la diferencoj

232.9358974359

df

12

t-stat

-0.8359262137

P (T<=t) unuvosta

0.2097651442

t grava unuvosta

1.7822875556

P (T<=t) duvosta

0.4195302884

t grava duvosta

2.1788128297


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