Multiple Linear Regression - Estimated Regression Equation
CW#characters[t] = + 13179.2519660802 -0.0357744040369276TimeRFCSEC[t] + 67.7105945653056`#Logins`[t] + 1.34432118323663`CW#revisions`[t] + 0.276651341027259`CW#seconds`[t] + 495.508540656706CWIncludedHyperlinks[t] -372.298020741992CWIncludedBlogs[t] + e[t]


Multiple Linear Regression - Ordinary Least Squares
VariableParameterS.D.T-STAT
H0: parameter = 0
2-tail p-value1-tail p-value
(Intercept)13179.25196608023931.2979553.35240.0010040.000502
TimeRFCSEC-0.03577440403692760.06146-0.58210.5613530.280676
`#Logins`67.710594565305680.6559530.83950.4024660.201233
`CW#revisions`1.344321183236630.4234863.17440.0018070.000904
`CW#seconds`0.2766513410272590.1310542.1110.0363590.01818
CWIncludedHyperlinks495.508540656706745.1060560.6650.5070150.253508
CWIncludedBlogs-372.298020741992760.418571-0.48960.6251030.312552


Multiple Linear Regression - Regression Statistics
Multiple R0.762391585955339
R-squared0.581240930335497
Adjusted R-squared0.565237399010739
F-TEST (value)36.3195421398211
F-TEST (DF numerator)6
F-TEST (DF denominator)157
p-value0
Multiple Linear Regression - Residual Statistics
Residual Standard Deviation22092.2175775576
Sum Squared Residuals76626374166.5808


Multiple Linear Regression - Actuals, Interpolation, and Residuals
Time or IndexActualsInterpolation
Forecast
Residuals
Prediction Error
19555685885.41613924959670.58386075053
25456565891.7072954906-11326.7072954906
36301655843.49780272397172.50219727613
47977483476.3558873314-3702.35588733137
53125842112.069242449-10854.069242449
65249137213.534695353915277.4653046461
79125699655.7786681186-8399.77866811859
82280717311.58621044285495.41378955721
97741159888.260780643917522.7392193561
104882154678.3837082327-5857.38370823266
115229575956.0163468609-23661.0163468609
126326257732.05471711225529.9452828878
135046646476.01224998283989.98775001723
146293263744.3801935456-812.380193545588
153843949116.5782970158-10677.5782970158
167081794217.0895493435-23400.0895493435
1710596582576.966871277223388.0331287228
187379556863.904731683616931.0952683164
198204373137.30377947648905.69622052363
207434965338.10679817229010.89320182775
218220489661.7798639045-7457.7798639045
225570966462.9005569677-10753.9005569677
233713740246.3031191905-3109.30311919047
247078059329.210955289911450.7890447101
255502776025.4306384719-20998.4306384719
265669972512.115417561-15813.115417561
276591168017.9441414512-2106.94414145121
285631675629.3450522906-19313.3450522906
292698239246.9564401393-12264.9564401393
305462865193.2676280199-10565.2676280199
3196750102355.502035507-5605.50203550717
325300952754.2970927812254.702907218778
336466484244.3180180933-19580.3180180933
343699022166.105426924614823.8945730754
3585224112531.869538342-27307.8695383421
363704839877.8456393805-2829.84563938046
375963581869.5656131187-22234.5656131187
384205155256.8655703296-13205.8655703296
392699843852.8554772225-16854.8554772225
406371786721.5176134329-23004.5176134329
415507169650.1923915-14579.1923915
424000146615.6015349522-6614.6015349522
435450673777.1242458822-19271.1242458822
443583839213.7450957656-3375.74509576559
455083841309.77339191479528.22660808533
468699753904.144699130533092.8553008695
473303242218.9570025456-9186.95700254561
486170465770.5761967793-4066.57619677934
4911798681703.066991242336282.9330087577
505673366475.852562863-9742.85256286296
515506467216.608574461-12152.608574461
52595022586.395888964-16636.395888964
538460786481.8272394672-1874.82723946722
543255126373.34108973766177.65891026243
553170137707.3779792518-6006.37797925182
567117075380.693275735-4210.69327573502
5710177378193.263422032923579.7365779671
58101653115116.682029381-13463.6820293808
5981493107486.757818159-25993.757818159
605590151071.89573972024829.10426027983
6110910494981.700574173614122.2994258264
62114425119002.875228664-4577.87522866417
633631145538.8821153879-9227.88211538788
647002764810.54811923515216.4518807649
657371380683.8515403318-6970.85154033179
664067164814.2634791675-24143.2634791675
678904160952.915828125228088.0841718748
685723172818.9434152511-15587.9434152511
696860862863.27394282655744.72605717355
705915559026.2420993574128.757900642554
715582752339.10650274183487.89349725823
722261826798.9518762098-4180.95187620982
735842557030.08924346711394.91075653292
746572456763.7390914498960.26090855101
755697957798.5075855434-819.507585543412
767236969233.40149510173135.59850489831
777919484438.4343428242-5244.43434282415
7820231651344.9166237327150971.083376267
794497052037.2698224062-7067.26982240619
804931949096.4206040937222.579395906303
813625246363.3396398843-10111.3396398843
827574173003.09700013022737.90299986982
833841747601.7371122825-9184.7371122825
846410269064.6486689496-4962.64866894957
855662245679.480767999910942.5192320001
861543028280.9784557289-12850.9784557289
877257166277.20092006946293.79907993061
886727163949.10563069173321.89436930835
894346068752.9274544866-25292.9274544866
909950182736.806945316816764.1930546832
912834045746.0644074914-17406.0644074914
927601380140.3472040381-4127.34720403814
933736139972.0593197627-2611.05931976271
944820455441.886430185-7237.88643018497
957616873787.82503539572380.17496460431
968516865603.181717874219564.8182821258
9712541095555.889962943729854.1100370563
98123328100925.56180061122402.4381993889
998303885299.050351775-2261.05035177503
100120087123591.535340356-3504.53534035551
1019193975135.437636519316803.5623634807
10210364689962.468450513613683.5315494864
1032946742473.1910988978-13006.1910988978
1044375034006.69060923429743.30939076579
1053449755177.7015415716-20680.7015415716
1066647791419.3114752081-24942.3114752081
1077118181481.8895582485-10300.8895582485
1087448277245.8070545372-2763.80705453717
10917494963013.9586336159111935.041366384
1104676537104.79516865729660.2048313428
1119025772740.607867905317516.3921320947
1125137062110.6659256531-10740.6659256531
113116816326.9492755466-15158.9492755466
1145136064888.566065052-13528.566065052
1152516229664.2579919684-4502.25799196844
1162106736578.5613616497-15511.5613616497
1175823387980.9093308046-29747.9093308046
11885516288.6349964069-15433.6349964069
1198590358050.404410839827852.5955891602
1201411627147.64768104-13031.64768104
1215763775209.6567509759-17572.6567509759
1229413755051.700051127639085.2999488724
1236214724972.936082399737174.0639176003
1246283241110.983350326121721.0166496739
125877322492.1915196037-13719.1915196037
1266378548753.768370700315031.2316292997
1276519678398.9870054591-13202.9870054591
1287308779167.4487439414-6080.4487439414
1297263193700.0611886354-21069.0611886354
1308628178874.7936625717406.206337429
131162365115846.7940069646518.2059930397
1325653060644.4673614297-4114.46736142974
1333560638632.5505466036-3026.55054660361
1347011170167.0731929348-56.0731929348265
1359204685100.36877456446945.63122543559
1366398915664.068449151648324.9315508484
13710491189152.004125141615758.9958748584
1384344843828.5647016437-380.564701643655
1396002979110.6766855934-19081.6766855934
1403865053718.239930248-15068.239930248
1414726124436.037866295722824.9621337043
1427358666090.16109675847495.83890324156
1438304282274.5643302043767.435669795717
1443723820377.009707150616860.9902928494
1456395876810.2037891233-12852.2037891233
1467895641944.821525522537011.1784744775
1479951875639.571152209823878.4288477902
14811143691907.428754468819528.5712455312
149013179.2519660802-13179.2519660802
150602318923.1874233858-12900.1874233858
151013243.4566690498-13243.4566690498
152013298.395801374-13298.395801374
153013179.2519660802-13179.2519660802
154013179.2519660802-13179.2519660802
1554256454196.5061946836-11632.5061946836
1563888571616.5425481787-32731.5425481787
157013179.2519660802-13179.2519660802
158013442.8321403219-13442.8321403219
159164415921.3556442734-14277.3556442734
160617923224.7475698511-17045.7475698511
161392618954.8245217369-15028.8245217369
1622323819444.85047490743793.14952509256
163013280.007757699-13280.007757699
1644928843842.76186613115445.23813386887


Goldfeld-Quandt test for Heteroskedasticity
p-valuesAlternative Hypothesis
breakpoint indexgreater2-sidedless
100.07293457471661470.1458691494332290.927065425283385
110.08233540428618310.1646708085723660.917664595713817
120.05387120471303830.1077424094260770.946128795286962
130.02438158953466460.04876317906932930.975618410465335
140.01154562593653880.02309125187307760.988454374063461
150.004686518445204290.009373036890408590.995313481554796
160.001793915779932970.003587831559865950.998206084220067
170.007871183361252750.01574236672250550.992128816638747
180.01082271482020270.02164542964040550.989177285179797
190.0188272636701750.037654527340350.981172736329825
200.01733659434263380.03467318868526760.982663405657366
210.01194432058409340.02388864116818670.988055679415907
220.008084313135321540.01616862627064310.991915686864678
230.00453466564365750.009069331287315010.995465334356343
240.002396102791051620.004792205582103230.997603897208948
250.004420031739158930.008840063478317870.995579968260841
260.002622776010234860.005245552020469710.997377223989765
270.001548966123787770.003097932247575550.998451033876212
280.001391630092178950.002783260184357890.998608369907821
290.001157172727090950.002314345454181910.998842827272909
300.0006457953123969290.001291590624793860.999354204687603
310.0003476066472453860.0006952132944907720.999652393352755
320.0001821644380381940.0003643288760763880.999817835561962
330.0001094558549822690.0002189117099645390.999890544145018
347.02132675294275e-050.0001404265350588550.999929786732471
356.90391339733968e-050.0001380782679467940.999930960866027
363.47784178647275e-056.9556835729455e-050.999965221582135
371.93876090167868e-053.87752180335735e-050.999980612390983
381.37089468814443e-052.74178937628886e-050.999986291053119
391.491751828087e-052.98350365617399e-050.999985082481719
409.39725868083712e-061.87945173616742e-050.999990602741319
415.2900685874748e-061.05801371749496e-050.999994709931412
423.29990219626753e-066.59980439253506e-060.999996700097804
431.91567075513292e-063.83134151026583e-060.999998084329245
449.68861509942592e-071.93772301988518e-060.99999903113849
459.08973882638652e-071.8179477652773e-060.999999091026117
467.46655234136952e-061.4933104682739e-050.999992533447659
473.98964851153254e-067.97929702306508e-060.999996010351488
482.17081420962476e-064.34162841924952e-060.99999782918579
495.93146005284663e-050.0001186292010569330.999940685399472
504.10917885351766e-058.21835770703533e-050.999958908211465
512.58269704485766e-055.16539408971531e-050.999974173029551
522.21437909278561e-054.42875818557121e-050.999977856209072
531.28442781961423e-052.56885563922845e-050.999987155721804
547.30102465209358e-061.46020493041872e-050.999992698975348
554.06459234207907e-068.12918468415814e-060.999995935407658
562.15453146014087e-064.30906292028174e-060.99999784546854
575.47865674998741e-061.09573134999748e-050.99999452134325
584.6035393286256e-069.20707865725119e-060.999995396460671
594.32296352189709e-068.64592704379418e-060.999995677036478
602.44341250249133e-064.88682500498265e-060.999997556587498
613.36559717189099e-066.73119434378198e-060.999996634402828
622.91909266039235e-065.83818532078471e-060.99999708090734
631.83524423265538e-063.67048846531077e-060.999998164755767
641.07527560302081e-062.15055120604163e-060.999998924724397
656.21592945145348e-071.2431858902907e-060.999999378407055
667.53326295289049e-071.5066525905781e-060.999999246673705
671.99910597648992e-063.99821195297983e-060.999998000894023
681.50137744018338e-063.00275488036676e-060.99999849862256
698.62048068610259e-071.72409613722052e-060.999999137951931
704.75184545928761e-079.50369091857522e-070.999999524815454
712.5457990044321e-075.0915980088642e-070.9999997454201
721.40574449058173e-072.81148898116346e-070.999999859425551
737.49836454610981e-081.49967290922196e-070.999999925016354
744.24543815935899e-088.49087631871798e-080.999999957545618
752.21254155673025e-084.42508311346051e-080.999999977874584
761.12253508725913e-082.24507017451826e-080.999999988774649
776.37106646034892e-091.27421329206978e-080.999999993628934
780.6635322307921220.6729355384157560.336467769207878
790.6252928134575810.7494143730848380.374707186542419
800.5806769239838560.8386461520322880.419323076016144
810.5477918307048060.9044163385903890.452208169295194
820.5033987877888670.9932024244222660.496601212211133
830.4686145969197220.9372291938394450.531385403080278
840.4249461901796260.8498923803592520.575053809820374
850.3890828837497720.7781657674995430.610917116250228
860.3621904435589480.7243808871178970.637809556441052
870.3273054473368420.6546108946736840.672694552663158
880.2875259653379230.5750519306758450.712474034662077
890.3283388056806050.656677611361210.671661194319395
900.3113091331595260.6226182663190520.688690866840474
910.2990122496059630.5980244992119260.700987750394037
920.26139705034380.52279410068760.7386029496562
930.2261844489220470.4523688978440940.773815551077953
940.1955962399230720.3911924798461450.804403760076928
950.1672616463088160.3345232926176310.832738353691184
960.1590425966409430.3180851932818860.840957403359057
970.1813511450703230.3627022901406460.818648854929677
980.1796225414074880.3592450828149760.820377458592512
990.1580784759974150.316156951994830.841921524002585
1000.1331057173668810.2662114347337620.866894282633119
1010.1207097555853380.2414195111706770.879290244414662
1020.1083758806982350.216751761396470.891624119301765
1030.1053106237492990.2106212474985970.894689376250701
1040.09243352756932490.184867055138650.907566472430675
1050.09187457362755540.1837491472551110.908125426372445
1060.0970557129729290.1941114259458580.902944287027071
1070.1019652906280450.203930581256090.898034709371955
1080.08503917361527440.1700783472305490.914960826384726
1090.9341181927200430.1317636145599140.0658818072799571
1100.9200964851467820.1598070297064360.079903514853218
1110.9162940176777770.1674119646444470.0837059823222234
1120.8997905833643440.2004188332713130.100209416635656
1130.8852024526803450.2295950946393090.114797547319655
1140.8717186552504840.2565626894990310.128281344749516
1150.8441915905228030.3116168189543940.155808409477197
1160.8307330071357630.3385339857284740.169266992864237
1170.837686789088790.3246264218224190.16231321091121
1180.8160883031384880.3678233937230250.183911696861512
1190.8538861469589790.2922277060820420.146113853041021
1200.8340593733693570.3318812532612870.165940626630643
1210.8114984688505090.3770030622989810.188501531149491
1220.861837314789750.27632537042050.13816268521025
1230.9145067110097490.1709865779805020.085493288990251
1240.9221381858067010.1557236283865990.0778618141932993
1250.9051951368853320.1896097262293360.094804863114668
1260.893605755442330.2127884891153390.10639424455767
1270.8849923513410970.2300152973178060.115007648658903
1280.8641589809800840.2716820380398310.135841019019916
1290.9564163913426850.0871672173146310.0435836086573155
1300.941460115847730.1170797683045390.0585398841522695
1310.9657530967832040.0684938064335920.034246903216796
1320.9513422745860710.09731545082785860.0486577254139293
1330.9379311056640330.1241377886719330.0620688943359665
1340.9554432729212880.08911345415742420.0445567270787121
1350.9390068389183840.1219863221632320.0609931610816158
1360.9993305019122190.001338996175562920.000669498087781462
1370.9996788937734440.0006422124531123120.000321106226556156
1380.9996078938404860.0007842123190272150.000392106159513608
1390.999207828275590.00158434344881910.000792171724409552
1400.9984269699792390.003146060041522110.00157303002076105
1410.9977591773516550.004481645296690140.00224082264834507
1420.9974969299132140.005006140173572850.00250307008678642
1430.9979737323982060.00405253520358750.00202626760179375
1440.9993705940798220.00125881184035630.000629405920178152
1450.9998838180737650.0002323638524705990.0001161819262353
1460.9999833437498493.33125003019264e-051.66562501509632e-05
1470.9999999999654356.91293224563101e-113.4564661228155e-11
1480.9999999999995688.63161719531084e-134.31580859765542e-13
1490.9999999999873672.52669805853437e-111.26334902926718e-11
1500.9999999999980863.82853111690892e-121.91426555845446e-12
1510.9999999998896722.20655727968016e-101.10327863984008e-10
1520.9999999932747921.34504164908368e-086.7252082454184e-09
1530.9999997294792485.41041504907807e-072.70520752453903e-07
1540.999991320077331.7359845340226e-058.67992267011302e-06


Meta Analysis of Goldfeld-Quandt test for Heteroskedasticity
Description# significant tests% significant testsOK/NOK
1% type I error level760.524137931034483NOK
5% type I error level840.579310344827586NOK
10% type I error level880.606896551724138NOK