Test F

Calculates the F-Test of two data samples.

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Choose Data - 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.


Data

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.

Agrupado por

Select whether the input data has columns or rows layout.

Exemplo

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 F-Test:

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

Ftest

Alfa

0.05

Variábel 1

Variábel 2

Media

16.9230769231

20.4615384615

Varianza

125.0769230769

94.4358974359

Observacións

13

13

df

12

12

F

1.3244637524

P (F<=f) cola dereita

0.3170614146

F Crítico, cola dereita

2.6866371125

P (F<=f) cola esquerda

0.6829385854

F Crítico cola esquerda

0.3722125312

P dúas colas

0.6341228293

F Crítico, dúas colas

0.3051313549

3.277277094


Precisamos da súa axuda!