F-test

Calculates the F-Test of two data samples.

Lai piekļūtu šai komandai...

From the menu bar:

Choose Data - Statistics - F-test

From the tabbed interface:

Choose Data - Statistics - F-test.

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


A F-test is any statistical test based on the F-distribution under the null hypothesis.

note

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


Dati

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.

Grupēts pēc

Select whether the input data has columns or rows layout.

Open file with example:

Piemērs

Sekojošai tabulai ir divas datu kopas.

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 F-Test:

The following table shows the F-Test for the data series above:

Ftest

Alfa

0.05

Mainīgais 1

Mainīgais 2

Vidējais

16.9230769231

20.4615384615

Dispersija

125.0769230769

94.4358974359

Novērojumi

13

13

df

12

12

F

1.3244637524

Labās puses P (F<=f)

0.3170614146

Labās puses F kritiskā vērtība

2.6866371125

Kreisās puses P (F<=f)

0.6829385854

Kreisās puses F kritiskā vērtība

0.3722125312

P divpusējai alternatīvai

0.6341228293

F kritiskā vērtība divpusējai alternatīvai

0.3051313549

3.277277094


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