7/17/2019 Reynolds Number Friction Factor

1/5

* Curve Estimation.

TSET NEWVAR=NONE.

CURVEFIT

/VARIABLES=Re WIT !

/CONSTANT

/"O#EL=!UA#RATIC

/$RINT ANOVA

/$LOT FIT.

Curve Fit

Notes

Output Created 29-APR-2015 11:16:42

Comments

Input

Active Dataset Dataet0

!i"ter #none$

%ei&'t #none$

p"it !i"e #none$

( o) Ro*s in %or+in& Data

!i"e,

issin& .a"ue /and"in&

De)inition o) issin& ser-de)ined missin& va"uesare treated as missin&

Cases sed

Cases *it' a missin& va"ue in

an varia3"e are not used in

t'e ana"sis

nta

CR.!I

7.ARIA8Re %I/ ;

7CO(A(

7OD;ADRAIC

7PRI( A(O.A

7PO !I

ResourcesProcessor ime 00:00:0062

"apsed ime 00:00:0060

se!rom !irst o3servation

o ast o3servation

Predict !rom !irst O3servation )o""o*in&

t'e use period

7/17/2019 Reynolds Number Friction Factor

2/5

o ast o3servation

ime eries ettin&s (%.AR 60

Notes

ime eries ettin&s PRDIC 1000

reatment o) ser-issin&

.a"uesII(@ >CD

Con)idence Interva"

Percenta&e .a"ueCI( 95

o"erance )or nterin&

.aria3"es in Re&ression

uations

OR 0001

aimum Iterative

Parameter C'an&e

C(.R@ 001

et'od o) Ca"cu"atin& td

rrors )or Autocorre"ationsAC! I(D

en&t' o) easona" Period nspeci)ied

.aria3"e %'ose .a"ues a3e"

O3servations in P"otsnspeci)ied

uations Inc"ude CO(A(

%#ataSet&'

Model Description

ode" (ame ODB2

Dependent .aria3"e 1 Re

7/17/2019 Reynolds Number Friction Factor

3/5

uation 1 ;uadratic

Independent .aria3"e ;

Constant Inc"uded

.aria3"e %'ose .a"ues a3e" O3servations in P"ots nspeci)ied

o"erance )or nterin& erms in uations 0001

Case Processing Summary

(

ota" Cases ,

c"uded Casesa 0

!orecasted Cases 0

(e*" Created Cases 0

a Cases *it' a missin& va"ue in an

varia3"e are ec"uded )rom t'e

ana"sis

Variable Processing Summary

.aria3"es

Dependent Independent

Re ;

(um3er o) Positive .a"ues , ,

(um3er o) eros 0 0

(um3er o) (e&ative .a"ues 0 0

(um3er o) issin& .a"uesser-issin& 0 0

stem-issin& 0 0

Re

Quadratic

7/17/2019 Reynolds Number Friction Factor

4/5

Model Summary

R R uare Adusted R

uare

td rror o) t'e

stimate

9?4 94, 92? 000

'e independent varia3"e is ;

ANOVA

um o) uares d) ean uare ! i&

Re&ression 000 2 000 454,5 001

Residua" 000 5 000

ota" 000 ?

'e independent varia3"e is ;

Coeicients

nstandardiEed Coe))icients tandardiEed

Coe))icients

t i&

8 td rror 8eta

; 59?55 15696 5,91 F,0? 01F

; GG 2 -162659F4009 504,?62?1F -49,6 -F222 02F

7/17/2019 Reynolds Number Friction Factor

5/5