Dades

Interval d'entrada: la referència de l'interval de les dades a analitzar.

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

Agrupat per

Select whether the input data has columns or rows layout.

Sampling

Descriptive Statistics

Anàlisi de variància (ANOVA)

Correlation

Covariance

Exponential Smoothing

Mitjana mòbil

Regression Analysis

Paired t-test

Prova F

Prova Z

Prova khi quadrat

Fourier Analysis

Exemple

Les dades següents s'usen com a exemple

 

A

B

C

1

Matemàtiques

Física

Biologia

2

47

67

33

3

36

68

42

4

40

65

44

5

39

64

60

6

 

38

43

7

47

84

62

8

29

80

51

9

27

49

40

10

57

49

12

11

56

33

60

12

57

 

 

13

26

 

 


Exemple

The following table has two time series, one representing an impulse function at time t=0 and the other an impulse function at time t=2.

 

A

B

1

1

0

2

0

0

3

0

1

4

0

0

5

0

0

6

0

0

7

0

0

8

0

0

9

0

0

10

0

0

11

0

0

12

0

0

13

0

0


Exemple

La taula següent conté dos conjunts de dades.

 

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


Exemple

The following table has samples of a physical phenomenon taken in 1 second interval.

 

A

B

1

Time

Measurement

2

1

2.7

3

2

4.0

4

3

4.4

5

4

7.1

6

5

4.9

7

6

3.6

8

7

4.0

9

8

0.6

10

9

1.0

11

10

4.3


Group By Columns

CERT

Inverse

FALS

Polar

FALS

Fórmula

{=FOURIER(B6:C40,B1,B2,B3,0)}

Matriu font

Matriu transformada

Real

Imaginari

Real

Imaginari

0.392555411592569

0

17.1775578743134

3.88635177703826E-015

1.20843701681219

0

3.428868795359

2.37164790000189

0.851477676762644

0

-6.80271615433369

-15.1345439297576

1.78534651907738

0

-1.605447356601

-5.08653060378972

1.77946506138316

0

0.395847917447356

-2.41926785527625

1.51890060220168

0

-1.49410383304833

-2.39148041275

1.04694666137238

0

0.87223579298981

-1.14394086206797

0.83110083951399

0

1.5332458505929

0.678159168870983

1.23006228455127

0

0.450563708411459

0.22911248792634

0.133409796396031

0

0.545106616940358

0.411028927740438

0.130471655802496

0

2.22685996425193

-2.43092236748302

0.386478761838145

0

-1.61522859107175

-2.41682657284899

-0.703398287742919

0

1.30245078290168

1.45443785733126

-0.899115309693977

0

1.57930628561185

-1.33862736591677

-0.124045510064504

0

-1.07572227365276

-0.921557968003809

-0.513553513012611

0

-0.0557824179238028

-1.81336029451831

-0.613559196487517

0

-0.577666040004067

1.38887243891951

0.32607259491689

0

-0.826878282157686

-0.186591000796403

0.0316297814625926

0

-0.826878282157715

0.186591000796416

0.52298725899815

0

-0.577666040004051

-1.38887243891954

0.436798031445888

0

-0.0557824179237846

1.81336029451832

0.846212627320418

0

-1.07572227365276

0.921557968003802

0.913061096906024

0

1.57930628561187

1.33862736591678

1.2666287534781

0

1.3024507829017

-1.45443785733125

1.6653650481107

0

-1.61522859107176

2.416826572849

1.36582636202864

0

2.22685996425191

2.43092236748304

1.46722190894756

0

0.545106616940365

-0.411028927740441

0.66120489728397

0

0.450563708411458

-0.229112487926344

0.701534531762234

0

1.53324585059292

-0.678159168870965

0.65869368245062

0

0.872235792989797

1.14394086206799

0.287522455580069

0

-1.49410383304834

2.39148041275001

-0.409911360506096

0

0.395847917447327

2.41926785527626

-0.583168875679498

0

-1.60544735660102

5.08653060378972

-0.799684083650078

0

-6.80271615433379

15.1345439297575

-0.621417306845244

0

3.42886879535907

-2.37164790000194


Considereu la matriu A1:E3 més avall:

 

A

B

C

D

E

1

AAA

BBB

CCC

DDD

EEE

2

FFF

 

 

III

JJJ

3

KKK

LLL

MMM

NNN

OOO


Considereu la matriu A1:A15 més avall.

A

AAA

BBB

CCC

DDD

EEE

FFF

GGG

HHH

III

JJJ

KKK

LLL

MMM

NNN

OOO


 

N

O

15

PPP

QQQ

16

RRR

SSS

17

TTT

UUU

18

VVV

WWW

19

XXX

YYY