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25 23 30 25

10 11 14 12

Timp medi

25

23

3025

20

33

18

21

22

30

26

26

27

29

20

17.6

264

Timpmediu

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Ipoteza de homoscedasticitate a erorilor

Residuals^2 Timpul mediu(xi) xi^2

4 25 625

0.009699265 23 529

0.55683253 30 900

0 25 625

1.571984045 20 4002.57943067 33 1089

0.713512971 18 324

0.038797062 21 441

0.124096074 22 484

0.064408287 30 900

2.400152089 26 676

6.006212695 26 676

1.206668962 27 729

0.038797062 29 841

3.049256772 20 400

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Ipoteza de autocorelare a erorilor

RESID!" #T$T

epsi epsi%1

Observation Predicted Nr. polie Residuals Residuals(

1 12 %2

2 10.9015151515 0.0984848485 %2

3 14.7462121212 %0.7462121212 0.098485

4 12 0 %0.746212

5 9.2537878788 %1.2537878788 0

6 16.3939393939 1.6060606061 %1.253788

7 8.1553030303 0.8446969697 1.606061

8 9.803030303 0.196969697 0.844697

9 10.3522727273 %0.3522727273 0.19697

10 14.7462121212 0.2537878788 %0.352273

11 12.5492424242 %1.5492424242 0.253788

12 12.5492424242 2.4507575758 %1.549242

13 13.0984848485 %1.0984848485 2.450758

14 14.196969697 %0.196969697 %1.09848515 9.2537878788 1.7462121212 %0.19697

7 8 9 10 11 12

-3

-2

-1

0

1

2

3

Predicted numar d

R

e

s

i

d

u

a

l

s

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sum

&'el(epsi epsi(%1)) %0.4134332982

Ipoteza de normalitate a erorilor

S**!R+ #T$T

Regression Statistics

*ul,iple R 0.883620846

R S-uae 0.780785799

!dus,ed R 0.763923168

S,a/dad E 1.311483261

#sea,i'/ 15

!#! df SS MS F

Reessi'/ 1 79.6401515152 79.6401515152 46.30273

Residual 13 22.3598484848 1.719988345

T',al 14 102

Coefficients Standard Error t Stat P-value

I/,e&ep, %1.731060606 2.0461202297 %0.8460209625 0.412843

Timp mediu 0.549242424 0.080716215 6.8046107476 1.3E%005

2.144787

RESID!" #T$T

-3 -2 -1

t

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Observation edicted Nr. pol Residuals Standard Residuals

1 12 %2 %1.5825578166 2.812852

2 10.90151515 0.0984848485 0.0779289834 2.812852

3 14.74621212 %0.7462121212 %0.5904619126 2.812852

4 12 0 0 2.812852

5 9.253787879 %1.2537878788 %0.9920959039 2.812852

6 16.39393939 1.6060606061 1.270841883 2.812852

7 8.15530303 0.8446969697 0.668390896 2.812852

8 9.803030303 0.196969697 0.1558579668 2.812852

9 10.35227273 %0.3522727273 %0.2787459791 2.812852

10 14.74621212 0.2537878788 0.2008169957 2.812852

11 12.54924242 %1.5492424242 %1.2258828541 2.812852

12 12.54924242 2.4507575758 1.939232779 2.812852

13 13.09848485 %1.0984848485 %0.8692078917 2.812852

14 14.1969697 %0.196969697 %0.1558579668 2.812852

15 9.253787879 1.7462121212 1.3817408209 2.812852

16 18 20 22 24 26 28

-4

-2

0

2

4

Timp mediu Residual

Timp mediu

Residuals

16 18 20 22 24 26 28 30 32 34

0

10

20

Timp mediu Line Fit Plo

Nr. poli

Timp mediu

Nr.polie

7 8 9 10 11 12-0.72

-0.07

0.58

1.23

1.88

2.53

3.18

R

e

s

i

d

u

t

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se/ess 0.381094331 Column

u,'sis %0.385039139

7.524638456 *ea/ %6E%016

S,a/dad E' 0.326306

*edia/ 0

*'de :;!S,a/dad Deia,i'/ 1.263777

Sample aia/&e 1.597132

u,'sis %0.385039

Se/ess 0.381094

Ra/e 4.450758

*i/imum %2

*aximum 2.450758

Sum %9E%015

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Timp mediu 0.313751

RESID!" #T$T

Observation icted Nr. p

1 10.81067

2 11.80498

3 15.26266

4 12.79289

5 8.521102

6 17.64553

7 8.254005

8 9.555662

9 10.04961

10 13.28043

11 11.6650212 13.28684

13 12.60948

14 13.95779

15 10.50333

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20 33 18 21 22 30

8 18 9 10 10 15

. p'li@e

10 0

11 4

14 2512 0 S**!R+ #T$T

8 25

18 64 Regression Statistics

9 49 *ul,iple R 0.883620846

10 16 R S-uae 0.780785799

10 9 !dus,ed R S 0.763923168

15 25 S,a/dad E' 1.311483261

11 1 #sea,i'/s 15

15 1

12 4 !#!

14 16 df SS

11 25 Reessi'/ 1 79.6401515152Residual 13 22.3598484848

264 T',al 14 102

Coefficients Standard Error

I/,e&ep, %1.731060606 2.0461202297

Timp mediu 0.549242424 0.080716215

RESID!" #T$T

Observation edicted Nr. pol Residuals

1 12 %2

2 10.90151515 0.0984848485

3 14.74621212 %0.7462121212

4 12 0

5 9.253787879 %1.2537878788

6 16.39393939 1.6060606061

7 8.15530303 0.8446969697

8 9.803030303 0.196969697

9 10.35227273 %0.3522727273

10 14.74621212 0.2537878788

11 12.54924242 %1.549242424212 12.54924242 2.4507575758

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13 13.09848485 %1.0984848485

14 14.1969697 %0.196969697

15 9.253787879 1.7462121212

S**!R+ #T$T

Regression Statistics

*ul,iple R 0.120068R S-uae 0.014416

!dus,ed R %0.149848

S,a/dad 1.92728

#sea,i' 15

!#!

df SS MS F

Reessi' 2 0.651974029 0.325987015 0.0877627956

Residual 12 44.57292127 3.714410106

T',al 14 45.2248953

Coefficient tandard Erro t Stat P-value

I/,e&ep, %5.435772 17.36272691 %0.313071349 0.759600863

Timpul me 0.539948 1.396826408 0.38655337 0.7058538598

xi 2 %0.010228 0.027535235 %0.371437618 0.7167868682

RESID!" #T$T

Observatio ted Resid Residuals

1 1.670663 2.329337285

2 1.572619 %1.562919263 1.557806 %1.00097388

16 18 20 22 24 26 28 30

-2.5

-1.5

-0.5

0.5

1.5

2.5

Timpul mediu(X)

R

e

s

i

d

u

a

l

s

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4 1.670663 %1.67066272

5 1.272138 0.299846128

6 1.24463 1.33480098

7 0.969541 %0.25602832

8 1.392753 %1.3539563

9 1.492914 %1.36881749

10 1.557806 %1.49339812

11 1.689002 0.711150147

12 1.689002 4.317210753

13 1.686886 %0.48021696

14 1.621288 %1.5824911

15 1.272138 1.777118855

(esiduals%esiduals(%1)) 2 Residuals^2

4

4.4036386593 0.009699 %0.19697

0.7135129706 0.556833 %0.073491

0.5568325298 0 0

1.571984045 1.571984 0

8.1787333563 2.579431 %2.013659

0.5796745868 0.713513 1.356635

0.4195506198 0.038797 0.16638

0.3016672406 0.124096 %0.069387

0.3673094582 0.064408 %0.089403

3.2509182736 2.400152 %0.393179

16 6.006213 %3.796818

12.597121786 1.206669 %2.69212

0.8127295684 0.038797 0.2163683.7759555785 3.049257 %0.343951

3 14 15 16 17

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53.5296286731 22.35985 %7.929594

DW 2!"#$$% %0.354635

Significance F

1.25366599123984E%005

#o$er %&' (pper %&' o$er %&.) (pper %&.)'

%6.1514346176 2.689313 %6.151435 2.689313405

0.3748656432 0.723619 0.374866 0.723619205

$R#!I"IT+ #T$T

0 1 2 3

-2

-1.5

-1

-0.5

0

0.5

1

1.5

2

2.5

3

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Percentile Nr. polie

3.3333333333 8

10 9

16.6666666667 10

23.3333333333 10

30 10

36.6666666667 11

43.3333333333 11

50 11

56.6666666667 12

63.3333333333 12

70 14

76.6666666667 14

83.3333333333 15

90 15

96.6666666667 18

30 32 34

Plot

0 20 40 60 80 100

0

10

20

Normal Probability

Sample Percentile

Nr.polie

13 14 15 16 17

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SS MS F Significance F

90.3642295614 45.18211 46.59643 2.2038E%006

11.6357704386 0.969648

102

Standard Error t Stat P-value #o$er %&' (pper %&'

1.6277898332 %2.162679 0.051464 %7.06703581 0.0262629320.0005418599 3.325623 0.006047 0.000621411 0.002982633

e polite

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0.093204823 3.366252 0.005609 0.110675062 0.51682679

Residuals

%0.8106655472

%0.8049834032

%1.2626552152

%0.7928896352

%0.521102157

0.3544744877

0.7459953157

0.4443381575

%0.0496149585

1.7195688728

%0.66502304281.7131572488

%0.6094816334

0.042207755

0.496673755

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26 26 27 29 20

11 15 12 14 11

MS F Significance F

79.640151515 46.30273 1.2537E%0051.719988345

t Stat P-value #o$er %&' (pper %&'

%0.8460209625 0.412843 %6.15143462 2.689313405

6.8046107476 1.3E%005 0.374865643 0.723619205

3000 3500 4000 4500 5000 5500 6000 6500

-2

0

2

Cheltuieli de promoare!R"N Residual Plot

Cheltuieli de promoare!R"N

Residuals

16 18 20 22 24 26 28 30 32

-2

-1

0

1

2

Timp mediu Residual Pl

Timp mediu

Residuals

0 2 4 6 8

0

10

20

Normal Probabilit

Sample Percentile

Nr.polie

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Significance F

0.916560568

#o$er %&' (pper %&'

%43.265904481 32.39436

%2.5034753425 3.583371

%0.0702217456 0.049767

32 34

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120

lot

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4

t

10 12

Plot

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