Multiple Linear Regression - Estimated Regression Equation
CWnumberOfCharacters[t] = + 4353.69251172384 + 0.0529376035067764TotalTime[t] -3.64841889322043CourseCompendiumViews[t] + 1841.09715278835SharedbyotherAuthors[t] + 295.741968587414ReviewedCompendiums[t] + 135.060710004474PeerReviews[t] + 1.56631773662398CWNumberOfRevisions[t] + 220.454462268089CWNumberOfHyperlinks[t] -90.6057630852214CWNumberOfBlogs[t] + e[t]


Multiple Linear Regression - Ordinary Least Squares
VariableParameterS.D.T-STAT
H0: parameter = 0
2-tail p-value1-tail p-value
(Intercept)4353.692511723846187.343850.70360.482710.241355
TotalTime0.05293760350677640.0557880.94890.3441470.172073
CourseCompendiumViews-3.6484188932204312.031078-0.30320.7621060.381053
SharedbyotherAuthors1841.09715278835650.746742.82920.0052840.002642
ReviewedCompendiums295.741968587414414.9020410.71280.4770420.238521
PeerReviews135.060710004474115.9525841.16480.2458930.122946
CWNumberOfRevisions1.566317736623980.3549754.41251.9e-051e-05
CWNumberOfHyperlinks220.454462268089611.1682940.36070.7188070.359404
CWNumberOfBlogs-90.6057630852214634.715897-0.14280.8866730.443336


Multiple Linear Regression - Regression Statistics
Multiple R0.837640444465921
R-squared0.701641514205066
Adjusted R-squared0.686242366551134
F-TEST (value)45.5636591045938
F-TEST (DF numerator)8
F-TEST (DF denominator)155
p-value0
Multiple Linear Regression - Residual Statistics
Residual Standard Deviation29225.9478225793
Sum Squared Residuals132394184049.859


Multiple Linear Regression - Actuals, Interpolation, and Residuals
Time or IndexActualsInterpolation
Forecast
Residuals
Prediction Error
1140824123448.30700169317375.6929983072
211045997041.60448005113417.395519949
3105079112723.18070396-7644.18070396001
4112098120413.70846973-8315.7084697297
54392956813.8822667659-12884.8822667659
67617357590.432128061518582.5678719385
7187326142608.09922402244717.9007759776
82280716640.22971838766166.77028161244
9144408122131.35698144222276.643018558
106648578298.5394641314-11813.5394641314
1179089109997.438162487-30908.4381624867
1281625115874.111659945-34249.1116599445
136878885029.1753126462-16241.1753126462
14103297119681.813590572-16384.8135905717
156944689063.0123239128-19617.0123239128
16114948137686.482954194-22738.4829541943
17167949148345.1702003119603.8297996898
18125081100790.51189266724290.4881073329
19125818111407.33611352414410.6638864757
20136588133509.2144783793078.78552162143
21112431134225.777914133-21794.7779141326
22103037104182.97738747-1145.97738746999
238231776248.03623988636068.96376011368
24118906131468.307510421-12562.307510421
2583515116678.546698366-33163.5466983655
26104581109733.170415814-5152.17041581401
27103129112355.166665966-9226.16666596623
2883243110543.357602597-27300.3576025966
293711058689.0107656532-21579.0107656532
30113344101063.84579351112280.1542064893
31139165153686.111884659-14521.1118846587
328665299979.1171614683-13327.1171614683
33112302137630.313835002-25328.3138350025
346965254029.568730386415622.4312696136
35119442152033.808522899-32591.808522899
366986761996.79891073087870.20108926919
37101629122155.203421366-20526.2034213656
387016885854.2214364801-15686.2214364801
393108147515.3169744377-16434.3169744377
40103925135622.522746678-31697.5227466781
4192622121135.58767258-28513.5876725801
427901197203.520871812-18192.520871812
4393487106017.093374287-12530.0933742874
446452093648.5590823921-29128.5590823921
459347351096.925996896642376.0740031034
4611436083188.967027068731171.0329729313
473303242762.2437053914-9730.24370539136
4896125103336.406212692-7211.40621269208
49151911134119.75207316817791.2479268323
5089256106867.036821825-17611.0368218251
5195676106390.994023031-10714.994023031
52595012095.7856677498-6145.78566774976
53149695125125.38526137124569.6147386285
543255137994.2372026596-5443.23720265963
553170136090.2345692596-4389.23456925961
56100087114928.745329098-14841.7453290982
57169707161716.742820297990.2571797096
58150491160498.067170775-10007.0671707745
59120192146012.518873555-25820.5188735549
6095893119506.884215237-23613.8842152372
61151715142123.8142821499591.18571785053
62176225177705.614659818-1480.61465981835
635990091621.4974154326-31721.4974154326
64104767120369.960745736-15602.9607457355
65114799121147.255639144-6348.25563914435
667212892884.8582837796-20756.8582837796
67143592114031.57612881129560.4238711893
6889626126499.675654337-36873.675654337
69131072109832.04795440921239.9520455913
7012681793794.299761282833022.7002387172
7181351115950.148236889-34599.1482368893
722261841917.764117822-19299.764117822
7388977112524.401771747-23547.4017717471
749205994358.1522761195-2299.15227611948
7581897104834.588186877-22937.588186877
76108146115592.544922186-7446.54492218556
77126372126698.893607106-326.893607106187
7824977192039.0660990209157731.933900979
797115491918.0946750176-20764.0946750176
807157182343.3839572945-10772.3839572945
815591873587.3100405192-17669.3100405192
82160141141054.40582281819086.5941771823
833869260009.018972595-21317.018972595
84102812109662.14212688-6850.14212687969
855662233190.786913777723431.2130862223
861598638288.375011727-22302.375011727
87123534132015.896883486-8481.89688348583
8810853596815.706846582811719.2931534172
8993879121437.984167176-27558.9841671756
90144551130473.44770854614077.5522914542
915675077824.522622393-21074.522622393
92127654118851.6444186488802.35558135181
936559478307.250683071-12713.250683071
945993883372.1209675085-23434.1209675085
95146975138463.391429318511.60857069043
96165904128447.67435741637456.325642584
97169265138878.39814643330386.6018535666
98183500139500.66974617743999.3302538226
99165986191524.736729903-25538.7367299026
100184923189168.063255165-4245.06325516544
101140358149688.466583066-9330.46658306635
102149959126543.35808256623415.6419174338
1035722458079.5842137259-855.584213725902
1044375045459.2467367807-1709.24673678073
1054802971047.440575743-23018.440575743
106104978139513.079383528-34535.0793835282
107100046120058.920651274-20012.9206512743
108101047111098.34214342-10051.3421434198
10919742678137.023468904119288.976531096
11016090262260.941726760998641.0582732391
111147172119568.61096718827603.3890328122
112109432101455.0387982937976.96120170718
11311687131.94545293751-5963.94545293751
1148324899655.8600143911-16407.8600143911
1152516232023.2572574276-6861.25725742758
1164572476240.6724205243-30516.6724205243
117110529121606.253945764-11077.2539457637
1188555984.38184925573-5129.38184925573
11910138277624.81838696423757.181613036
1201411620208.0040192877-6092.00401928771
12189506109300.591517196-19794.5915171963
122135356122319.15756652813036.8424334721
12311606681599.611470189434466.3885298106
12414424480198.108512421864045.8914875782
125877315606.6842100682-6833.6842100682
12610215390604.228137887411548.7718621126
127117440139065.475209545-21625.4752095454
128104128114772.295568402-10644.2955684017
129134238147305.230646986-13067.2306469855
130134047110521.78644112723525.2135588734
131279488182892.04042074396595.9595792566
1327975688773.312330238-9017.31233023803
1336608952716.657230312713372.3427696873
134102070107025.482539522-4955.48253952155
135146760134481.11774087612278.8822591244
13615477174915.107157815279855.8928421848
137165933153482.83683605212450.1631639482
1386459385651.7173214897-21058.7173214897
13992280122626.801386117-30346.8013861168
1406715093615.0647158453-26465.0647158453
14112869281740.007432605846951.9925673942
142124089110224.19748826413864.8025117358
143125386126226.238128616-840.238128615972
1443723839743.7081480532-2505.7081480532
145140015156225.309786005-16210.3097860051
146150047114086.04386218835960.9561378122
147154451118870.93145797235580.0685420281
148156349137819.85026697518529.1497330252
149020923.6198244225-20923.6198244225
15060238704.8140481505-2681.8140481505
15104358.88039686752-4358.88039686752
15204377.77912131944-4377.77912131944
15306194.7896645122-6194.7896645122
15404353.69251172385-4353.69251172385
1558460190446.7979967498-5845.79799674982
15668946117566.776804886-48620.7768048856
15704353.69251172385-4353.69251172385
15804364.43884523573-4364.43884523573
15916446114.77217793096-4470.77217793096
160617914073.390512186-7894.39051218596
161392610419.6511869255-6493.6511869255
1625278941301.141221829811487.8587781702
16304404.98904952192-4404.98904952192
16410035075906.272977119724443.7270228803


Goldfeld-Quandt test for Heteroskedasticity
p-valuesAlternative Hypothesis
breakpoint indexgreater2-sidedless
120.4739957702028190.9479915404056370.526004229797181
130.3131446019642360.6262892039284720.686855398035764
140.307881042149430.6157620842988610.69211895785057
150.1985724652978630.3971449305957260.801427534702137
160.1254173346403160.2508346692806330.874582665359684
170.07328852107495320.1465770421499060.926711478925047
180.05855048715073520.117100974301470.941449512849265
190.03307172915477350.06614345830954690.966928270845227
200.02346008797552720.04692017595105440.976539912024473
210.01497382372982670.02994764745965340.985026176270173
220.008357266401466570.01671453280293310.991642733598533
230.005001381202565790.01000276240513160.994998618797434
240.002946694578841230.005893389157682460.997053305421159
250.003633798695997410.007267597391994820.996366201304003
260.00184632002693910.003692640053878210.998153679973061
270.00094097998307390.00188195996614780.999059020016926
280.001001761474222590.002003522948445170.998998238525777
290.0006085687134741560.001217137426948310.999391431286526
300.0004367320949606690.0008734641899213370.999563267905039
310.0002304058887903830.0004608117775807660.99976959411121
320.0001144154150383420.0002288308300766830.999885584584962
336.74930067283859e-050.0001349860134567720.999932506993272
340.0001535662394792010.0003071324789584020.999846433760521
350.0003024657120940590.0006049314241881170.999697534287906
360.0001748528506347160.0003497057012694330.999825147149365
379.88481210437032e-050.0001976962420874060.999901151878956
385.62706452109698e-050.000112541290421940.999943729354789
398.39699603967198e-050.000167939920793440.999916030039603
407.52546325550625e-050.0001505092651101250.999924745367445
410.0002094158416514910.0004188316833029830.999790584158349
420.0001366044115537030.0002732088231074070.999863395588446
438.42515469854118e-050.0001685030939708240.999915748453015
445.18275741729523e-050.0001036551483459050.999948172425827
450.0004824761148472190.0009649522296944380.999517523885153
460.0005837489943152130.001167497988630430.999416251005685
470.0003725937304094730.0007451874608189460.999627406269591
480.0002253443463042040.0004506886926084080.999774655653696
490.000153975547915950.00030795109583190.999846024452084
500.0001186346127735550.000237269225547110.999881365387226
517.04068040086622e-050.0001408136080173240.999929593195991
526.05555370804324e-050.0001211110741608650.99993944446292
538.43271238312207e-050.0001686542476624410.999915672876169
544.98683250220519e-059.97366500441039e-050.999950131674978
553.22519406020809e-056.45038812041617e-050.999967748059398
562.07446855576361e-054.14893711152722e-050.999979255314442
573.42740013922787e-056.85480027845575e-050.999965725998608
582.93830200600243e-055.87660401200487e-050.99997061697994
592.14140242559122e-054.28280485118244e-050.999978585975744
601.62774926965192e-053.25549853930384e-050.999983722507303
619.60817170783126e-061.92163434156625e-050.999990391828292
625.33495737802413e-061.06699147560483e-050.999994665042622
636.92846935855387e-061.38569387171077e-050.999993071530641
644.22114375428452e-068.44228750856903e-060.999995778856246
652.39253549701251e-064.78507099402502e-060.999997607464503
661.74557856896524e-063.49115713793049e-060.999998254421431
672.34151868664915e-064.68303737329831e-060.999997658481313
682.98232969670999e-065.96465939341998e-060.999997017670303
691.85643231976769e-063.71286463953537e-060.99999814356768
704.89904422802669e-069.79808845605337e-060.999995100955772
715.97314068085184e-061.19462813617037e-050.999994026859319
724.47547533815719e-068.95095067631437e-060.999995524524662
733.67234167226591e-067.34468334453182e-060.999996327658328
742.05100382043783e-064.10200764087565e-060.99999794899618
751.83492847261264e-063.66985694522529e-060.999998165071527
761.05401084514441e-062.10802169028883e-060.999998945989155
775.78542118066878e-071.15708423613376e-060.999999421457882
780.2431364288745190.4862728577490380.756863571125481
790.2301910777953110.4603821555906220.769808922204689
800.2023448927310980.4046897854621960.797655107268902
810.1830567036529010.3661134073058020.816943296347099
820.1692038949183040.3384077898366080.830796105081696
830.1594393954910780.3188787909821550.840560604508922
840.1344438860082490.2688877720164990.865556113991751
850.1232029692485970.2464059384971940.876797030751403
860.1150660255992850.230132051198570.884933974400715
870.1006349907624930.2012699815249860.899365009237507
880.08587666759260790.1717533351852160.914123332407392
890.08060593378474680.1612118675694940.919394066215253
900.07367540468665540.1473508093733110.926324595313345
910.06598585021694660.1319717004338930.934014149783053
920.05336254789600130.1067250957920030.946637452103999
930.04501423003859950.0900284600771990.9549857699614
940.04279781790603730.08559563581207450.957202182093963
950.03403764070395410.06807528140790810.965962359296046
960.03860810317042580.07721620634085160.961391896829574
970.03797170059499290.07594340118998580.962028299405007
980.0518177819559950.103635563911990.948182218044005
990.05776257686007120.1155251537201420.942237423139929
1000.04694846884538740.09389693769077470.953051531154613
1010.04217598318142840.08435196636285680.957824016818572
1020.03819301612128650.07638603224257290.961806983878714
1030.02920031267356720.05840062534713440.970799687326433
1040.02268492764005060.04536985528010110.977315072359949
1050.02055053418674350.0411010683734870.979449465813257
1060.02509088837047340.05018177674094680.974909111629527
1070.0280021448654110.05600428973082190.971997855134589
1080.0230032999866820.0460065999733640.976996700013318
1090.4097297151548650.819459430309730.590270284845135
1100.8310046537136630.3379906925726740.168995346286337
1110.8217525192138220.3564949615723560.178247480786178
1120.7939516189503020.4120967620993970.206048381049698
1130.758573416598440.4828531668031210.24142658340156
1140.7428223912727980.5143552174544030.257177608727202
1150.7052758349976610.5894483300046790.294724165002339
1160.8217293018255950.356541396348810.178270698174405
1170.788116330269490.423767339461020.21188366973051
1180.7487571375526940.5024857248946120.251242862447306
1190.7224883514767170.5550232970465660.277511648523283
1200.6765087778328150.6469824443343710.323491222167185
1210.6722690604509310.6554618790981390.327730939549069
1220.625948487875650.7481030242487010.37405151212435
1230.6012627942935780.7974744114128430.398737205706422
1240.7318444058483870.5363111883032260.268155594151613
1250.6830833886161390.6338332227677230.316916611383861
1260.6330326488989480.7339347022021040.366967351101052
1270.6037310595779250.7925378808441510.396268940422075
1280.7745509911477870.4508980177044260.225449008852213
1290.8519503138157840.2960993723684320.148049686184216
1300.8226107965074760.3547784069850480.177389203492524
1310.9935686620628390.01286267587432140.00643133793716071
1320.9897478104222920.02050437915541560.0102521895777078
1330.9838707742037870.03225845159242610.016129225796213
1340.9855021011322810.02899579773543770.0144978988677188
1350.9786018721615010.04279625567699850.0213981278384992
1360.9999777636326474.4472734706757e-052.22363673533785e-05
1370.9999700386981675.99226036651477e-052.99613018325738e-05
1380.9999970123608255.97527834979319e-062.98763917489659e-06
1390.9999933813698931.32372602149423e-056.61863010747113e-06
1400.9999981991438873.60171222653067e-061.80085611326534e-06
1410.9999949406258641.01187482726345e-055.05937413631725e-06
1420.9999994261195371.14776092642573e-065.73880463212864e-07
1430.9999988990486352.20190272899618e-061.10095136449809e-06
1440.9999991407956841.71840863225501e-068.59204316127505e-07
1450.9999999965368886.92622333238874e-093.46311166619437e-09
1460.9999999988068232.38635437320578e-091.19317718660289e-09
1470.9999999998288233.4235420762739e-101.71177103813695e-10
1480.9999999999986022.79672796948945e-121.39836398474472e-12
1490.9999999999066411.86717431015145e-109.33587155075723e-11
1500.9999999999421191.15761142397387e-105.78805711986933e-11
1510.9999999928102891.43794222110361e-087.18971110551804e-09
1520.9999990080292661.98394146742153e-069.91970733710767e-07


Meta Analysis of Goldfeld-Quandt test for Heteroskedasticity
Description# significant tests% significant testsOK/NOK
1% type I error level710.50354609929078NOK
5% type I error level830.588652482269504NOK
10% type I error level950.673758865248227NOK