Multiple Linear Regression - Estimated Regression Equation
RFC[t] = -1661.60468215782 + 664.67899217393Logins[t] + 906.083891796237Computations[t] + 246.974391885102Feedback[t] + 0.613986602873893`characters `[t] + e[t]


Multiple Linear Regression - Ordinary Least Squares
VariableParameterS.D.T-STAT
H0: parameter = 0
2-tail p-value1-tail p-value
(Intercept)-1661.604682157823174.469508-0.52340.601510.300755
Logins664.67899217393100.519586.612400
Computations906.083891796237139.5702886.49200
Feedback246.97439188510299.7153692.47680.0144570.007228
`characters `0.6139866028738930.1607343.81990.0002011e-04


Multiple Linear Regression - Regression Statistics
Multiple R0.881794968281067
R-squared0.777562366085809
Adjusted R-squared0.771161283095472
F-TEST (value)121.473564279619
F-TEST (DF numerator)4
F-TEST (DF denominator)139
p-value0
Multiple Linear Regression - Residual Statistics
Residual Standard Deviation16881.3398854582
Sum Squared Residuals39612169449.6424


Multiple Linear Regression - Actuals, Interpolation, and Residuals
Time or IndexActualsInterpolation
Forecast
Residuals
Prediction Error
15819853977.93577214834220.06422785173
26596855574.617406302110393.3825936979
3717610511.6411206885-3335.64112068852
47830697921.719860808-19615.7198608079
5127587120793.5161480286793.48385197171
6250877226771.75156468224105.2484353184
76587856887.76071760328990.23928239684
87251370712.2920708341800.70792916599
97250777951.3970594703-5444.39705947028
10168544102759.92001779765784.079982203
116628872304.7011503182-6016.70115031816
129481598123.5145189705-3308.51451897047
134549673032.5736796694-27536.5736796694
147827776562.22511015351714.77488984652
156696049741.440137327717218.5598626723
167237762580.64455421679796.35544578333
176117598982.6655244954-37807.6655244954
181558019604.8253159583-4024.82531595834
1971693103548.678251582-31855.6782515825
201339740106.7871690701-26709.7871690701
213892146839.6214700063-7918.6214700063
2297709114048.54207443-16339.5420744304
234789935445.311908007312453.6880919927
246167457898.64612457573775.35387542435
257739583109.5844585827-5714.58445858271
266515237889.048226219427262.9517737806
2785842106315.903381357-20473.9033813567
287510887215.9471753442-12107.9471753442
29182314123122.63860034259191.3613996584
309149346305.156027828645187.8439721714
315637456017.4101196467356.589880353314
3210475662877.047812490141878.9521875099
335048574510.8780830175-24025.8780830175
342901347232.5157606798-18219.5157606798
359034964827.386469656225521.6135303438
360-1661.604682157821661.60468215782
376148445272.37110480216211.628895198
386524569308.8949843993-4063.89498439926
393536139164.6813727921-3803.68137279212
40106880104593.478042312286.52195768986
418257778276.68835404344300.31164595658
425365544647.29059914979007.70940085028
434006437628.66444106732435.33555893273
445861978212.7141046896-19593.7141046896
455556170186.8507063693-14625.8507063693
463133134103.8692724008-2772.86927240079
473135037242.2396053643-5892.23960536434
489334180945.932946614812395.0670533852
495700257802.3734144606-800.373414460552
506020657933.65558708752272.34441291247
513382035260.4950092918-1440.49500929185
524979150075.3172705395-284.317270539452
5310871670564.334641352538151.6653586475
548769973976.921819671813722.0781803282
558961277832.730590941411779.2694090586
566252948501.6799455114027.32005449
576431958096.25350782156222.74649217847
582509027688.1896442821-2598.18964428214
595908069132.929912771-10052.929912771
601960835559.9237849468-15951.9237849468
613196929431.07513264112537.92486735888
622972843751.7675949973-14023.7675949973
632769734866.7540056763-7169.75400567626
644240641628.3356874388777.664312561204
654785927043.367366734320815.6326332657
665524055626.6769527127-386.67695271267
676460678366.7816662382-13760.7816662382
686185480245.9953506234-18391.9953506234
693518544833.3979237933-9648.39792379328
70122078550.500947409543656.49905259046
7111253797753.404707390614783.5952926094
724360146596.4987952958-2995.49879529577
734673766142.84214202-19405.8421420201
744069963021.9296576701-22322.9296576701
754635756223.2455179852-9866.24551798521
761766719717.425857088-2050.425857088
775905859915.9182891271-857.918289127137
785410667358.9569528749-13252.9569528749
792379535737.4449934916-11942.4449934916
803432363148.5665208959-28825.5665208959
813707165823.6879756895-28752.6879756895
827825846417.571935829431840.4280641706
833239237982.8282067482-5590.82820674817
845502053680.09522194721339.90477805277
852961344394.3282751208-14781.3282751208
865687954299.43589223932579.56410776067
87100802120847.553543942-20045.5535439421
882461244930.331702946-20318.331702946
893766441975.7016975998-4311.70169759982
905339847989.97063200365408.02936799637
915419852446.36202045351751.63797954648
926603882961.0714581114-16923.0714581114
936135247552.057547713913799.9424522861
944809645991.17512177472104.82487822527
952518938980.6990382963-13791.6990382963
9611829176155.4835709942135.51642901
977185375932.3670750375-4079.36707503753
981934920314.3814270705-965.381427070508
996736961067.98172088086301.01827911924
1005158843902.14855390937685.85144609069
1011971916396.33537781033322.66462218973
1022549742188.9431435786-16691.9431435786
1035504955713.4618330049-664.461833004925
1042491229481.7430148783-4569.74301487826
1052859134200.4052848028-5609.40528480284
1062471622348.29032736052367.70967263947
1075245257935.7869298869-5483.78692988688
1081785015798.76057314892051.23942685114
1090-1661.604682157821661.60468215782
1103526949871.6617036333-14602.6617036333
1112755447858.3989668524-20304.3989668524
1125516756014.3222901645-847.32229016446
1134298267986.3205561975-25004.3205561975
1144092056923.2238905813-16003.2238905813
1153058997.1112865378982060.8887134621
1160-1661.604682157821661.60468215782
1179634761991.029465943834355.9705340562
1183755956415.2803343093-18856.2803343093
1196269455038.19286037947655.80713962056
1203690144694.6891208965-7793.68912089654
1214341019758.303329968123651.6966700319
1227832077788.0383630755531.961636924454
1233797240621.0211516494-2649.02115164936
1243456351188.3059814548-16625.3059814548
1253984127583.668755546412257.3312444536
1261614517819.2334544587-1674.23345445873
1274531051087.6202144095-5777.62021440952
1285793829149.094219206928788.9057807931
1294818749197.0536552618-1010.0536552618
130117967202.38527428464593.6147257154
13176273655.827255233623971.17274476638
1326252245701.360542025216820.6394579748
13368361320.329861904385515.67013809562
1342883432185.2693499343-3351.26934993431
13551184862.85175334515255.148246654848
1362082512905.3447481747919.65525182604
1370-1661.604682157821661.60468215782
1383436329561.66891725494801.33108274509
1391213722988.7070194351-10851.7070194351
1407131997.1112865378986133.8887134621
14141945649.86423175541-1455.86423175541
1422141625224.938421731-3808.93842173098
1431920520018.6059520466-813.605952046624
1443823227463.013844576710768.9861554233


Goldfeld-Quandt test for Heteroskedasticity
p-valuesAlternative Hypothesis
breakpoint indexgreater2-sidedless
80.2447442952308880.4894885904617750.755255704769112
90.2759590410336760.5519180820673510.724040958966324
100.9575812436996030.08483751260079470.0424187563003974
110.9313086245528570.1373827508942850.0686913754471426
120.8925767740442630.2148464519114740.107423225955737
130.9122555715612140.1754888568775710.0877444284387856
140.8703436384547810.2593127230904380.129656361545219
150.8302702831745930.3394594336508130.169729716825407
160.8541705270014550.2916589459970890.145829472998545
170.9734616417335850.05307671653282970.0265383582664149
180.9661171058825440.06776578823491280.0338828941174564
190.992571344826760.01485731034648150.00742865517324075
200.9967645845781330.00647083084373470.00323541542186735
210.994915466353880.0101690672922420.00508453364612098
220.9934775983177060.01304480336458840.00652240168229419
230.9915386933597520.01692261328049610.00846130664024803
240.9878209003317940.02435819933641120.0121790996682056
250.9817884257380460.03642314852390740.0182115742619537
260.991761459411360.01647708117728090.00823854058864044
270.9937491485666970.01250170286660490.00625085143330246
280.9916070241293520.01678595174129520.0083929758706476
290.9998204989482660.0003590021034682410.000179501051734121
300.9999926583914871.46832170255802e-057.3416085127901e-06
310.9999862859589942.7428082012983e-051.37140410064915e-05
320.9999993420922671.31581546493668e-066.5790773246834e-07
330.9999996032895167.9342096784639e-073.96710483923195e-07
340.999999628085227.43829561580955e-073.71914780790478e-07
350.999999815964223.68071561061702e-071.84035780530851e-07
360.999999631712137.3657573967279e-073.68287869836395e-07
370.999999575904688.48190640023737e-074.24095320011868e-07
380.9999992142986731.57140265420789e-067.85701327103943e-07
390.9999986437630572.71247388615232e-061.35623694307616e-06
400.9999980968744463.80625110901885e-061.90312555450942e-06
410.999996808094616.38381078100466e-063.19190539050233e-06
420.9999948277380031.03445239938134e-055.17226199690671e-06
430.9999919951438411.60097123174435e-058.00485615872175e-06
440.99999278756881.44248624019466e-057.21243120097328e-06
450.9999916281681521.67436636951068e-058.3718318475534e-06
460.999985545237112.89095257818392e-051.44547628909196e-05
470.999977383435394.52331292186241e-052.2616564609312e-05
480.999973420838715.31583225788196e-052.65791612894098e-05
490.9999558142444688.83715110638244e-054.41857555319122e-05
500.9999271543041210.0001456913917573017.28456958786504e-05
510.999882856493180.0002342870136406060.000117143506820303
520.9998119898457160.0003760203085673770.000188010154283689
530.999986355963862.7288072281258e-051.3644036140629e-05
540.9999871297756442.57404487122641e-051.28702243561321e-05
550.9999858408506482.83182987042797e-051.41591493521399e-05
560.9999842268171583.15463656848589e-051.57731828424294e-05
570.9999794512738894.10974522225569e-052.05487261112785e-05
580.9999662799709986.74400580034527e-053.37200290017263e-05
590.9999517048547749.65902904520035e-054.82951452260017e-05
600.9999495774821550.0001008450356895845.04225178447921e-05
610.9999273687257820.0001452625484367597.26312742183796e-05
620.9999235110925590.000152977814883027.64889074415102e-05
630.999884595333360.0002308093332789370.000115404666639469
640.99981419095890.0003716180822017050.000185809041100853
650.999872017494070.0002559650118609620.000127982505930481
660.9998022208824120.0003955582351759130.000197779117587957
670.9997304873786830.0005390252426334480.000269512621316724
680.9997318044510890.0005363910978229460.000268195548911473
690.9996288233476450.0007423533047105630.000371176652355282
700.9994285167039440.001142966592112350.000571483296056175
710.999502978074010.000994043851982410.000497021925991205
720.9993324640407650.001335071918470630.000667535959235315
730.9993300399958540.001339920008292150.000669960004146074
740.999462314378910.001075371242179610.000537685621089807
750.9993789140030.001242171994001270.000621085997000637
760.9992388664726470.001522267054706860.000761133527353428
770.998914856651310.002170286697378640.00108514334868932
780.9986028803421340.002794239315732320.00139711965786616
790.9983305858366550.003338828326690760.00166941416334538
800.9987054194378050.002589161124390820.00129458056219541
810.9993163340409480.001367331918103070.000683665959051536
820.99979502331520.0004099533695995450.000204976684799772
830.9997082517816320.000583496436735760.00029174821836788
840.9995343790088360.0009312419823276970.000465620991163848
850.9995652483307820.0008695033384357670.000434751669217884
860.9993359271800110.001328145639977470.000664072819988733
870.9996344955469460.0007310089061079850.000365504453053993
880.9998403341962210.0003193316075578110.000159665803778906
890.9997404702438050.000519059512389190.000259529756194595
900.9995850518524370.000829896295126990.000414948147563495
910.9994066967479820.001186606504035830.000593303252017914
920.9993146342358110.00137073152837710.000685365764188548
930.9992337048298480.001532590340303870.000766295170151934
940.998800595480270.002398809039459930.00119940451972997
950.9985659392399480.002868121520104960.00143406076005248
960.9998845796809940.0002308406380128160.000115420319006408
970.99981521066080.0003695786784001230.000184789339200062
980.9996837354345150.0006325291309699720.000316264565484986
990.9994794714494030.001041057101193920.000520528550596962
1000.9992359049635710.001528190072857140.000764095036428571
1010.9987670573227350.002465885354529910.00123294267726496
1020.9985183872201560.002963225559687990.00148161277984399
1030.9976642903552120.004671419289576130.00233570964478807
1040.9966474152365680.006705169526864350.00335258476343217
1050.995513639621190.008972720757622210.00448636037881111
1060.9937234082133040.01255318357339250.00627659178669627
1070.9905192621453930.01896147570921440.0094807378546072
1080.9858599447913320.02828011041733690.0141400552086685
1090.979503260363750.04099347927249830.0204967396362491
1100.9758426559876850.04831468802462970.0241573440123149
1110.9797297220156960.04054055596860810.0202702779843041
1120.9716026520571160.05679469588576720.0283973479428836
1130.9932748430287250.01345031394254890.00672515697127447
1140.9925084071404220.01498318571915550.00749159285957773
1150.9881390401442850.02372191971142930.0118609598557146
1160.9815234801520620.03695303969587670.0184765198479383
1170.9982067906494490.0035864187011020.001793209350551
1180.999006484546260.001987030907478730.000993515453739367
1190.9990092803797530.001981439240494130.000990719620247067
1200.9988925572933740.002214885413251990.00110744270662599
1210.9992223936392950.001555212721410.000777606360705002
1220.9987000988602860.002599802279428620.00129990113971431
1230.9973830111699780.005233977660043850.00261698883002193
1240.999347707310850.001304585378299340.00065229268914967
1250.9985611871986270.002877625602745390.0014388128013727
1260.996851383010250.00629723397950190.00314861698975095
1270.997000147254780.005999705490440870.00299985274522044
1280.9998141747106430.0003716505787136460.000185825289356823
1290.9994490093788440.001101981242311150.000550990621155576
1300.9985152526318870.00296949473622620.0014847473681131
1310.9959107690669540.008178461866092840.00408923093304642
1320.9991369267839930.001726146432013260.000863073216006628
1330.9969612139047520.006077572190496730.00303878609524836
1340.9894894685056610.0210210629886770.0105105314943385
1350.9678466379037210.06430672419255730.0321533620962786
1360.9202985866750090.1594028266499830.0797014133249914


Meta Analysis of Goldfeld-Quandt test for Heteroskedasticity
Description# significant tests% significant testsOK/NOK
1% type I error level950.736434108527132NOK
5% type I error level1150.891472868217054NOK
10% type I error level1200.930232558139535NOK