| Multiple Linear Regression - Estimated Regression Equation |
| Tijd_RFC[t] = + 9698.33554350341 + 814.881022240296Logins[t] -95.6557256180619Shared_Compendiums[t] + 940.325394641834`#Blogs`[t] + 1162.49702265873Compendiums_reviewed[t] + 0.189110201338939Totale_tijd_Compendiums[t] + e[t] |
| Multiple Linear Regression - Ordinary Least Squares | |||||
| Variable | Parameter | S.D. | T-STAT H0: parameter = 0 | 2-tail p-value | 1-tail p-value |
| (Intercept) | 9698.33554350341 | 13639.552731 | 0.711 | 0.478425 | 0.239212 |
| Logins | 814.881022240296 | 127.44609 | 6.3939 | 0 | 0 |
| Shared_Compendiums | -95.6557256180619 | 1359.177832 | -0.0704 | 0.944009 | 0.472005 |
| `#Blogs` | 940.325394641834 | 169.842346 | 5.5365 | 0 | 0 |
| Compendiums_reviewed | 1162.49702265873 | 606.107695 | 1.918 | 0.057471 | 0.028736 |
| Totale_tijd_Compendiums | 0.189110201338939 | 0.133189 | 1.4199 | 0.158218 | 0.079109 |
| Multiple Linear Regression - Regression Statistics | |
| Multiple R | 0.823904764560671 |
| R-squared | 0.678819061065774 |
| Adjusted R-squared | 0.665547121440393 |
| F-TEST (value) | 51.1469370888036 |
| F-TEST (DF numerator) | 5 |
| F-TEST (DF denominator) | 121 |
| p-value | 0 |
| Multiple Linear Regression - Residual Statistics | |
| Residual Standard Deviation | 43890.6905815783 |
| Sum Squared Residuals | 233093519087.069 |
| Multiple Linear Regression - Actuals, Interpolation, and Residuals | |||
| Time or Index | Actuals | Interpolation Forecast | Residuals Prediction Error |
| 1 | 210907 | 185439.561425915 | 25467.4385740846 |
| 2 | 120982 | 158071.736940882 | -37089.7369408818 |
| 3 | 176508 | 168867.859842501 | 7640.14015749899 |
| 4 | 179321 | 237598.116976825 | -58277.1169768248 |
| 5 | 123185 | 121103.255977002 | 2081.74402299789 |
| 6 | 52746 | 72963.1217443062 | -20217.1217443062 |
| 7 | 385534 | 250047.719923718 | 135486.280076282 |
| 8 | 33170 | 50544.5021082648 | -17374.5021082648 |
| 9 | 101645 | 95871.1639376742 | 5773.83606232584 |
| 10 | 149061 | 137703.424983062 | 11357.5750169382 |
| 11 | 165446 | 141433.653528358 | 24012.3464716423 |
| 12 | 237213 | 208187.326163018 | 29025.6738369819 |
| 13 | 173326 | 226315.518903708 | -52989.5189037081 |
| 14 | 133131 | 141025.675597377 | -7894.6755973771 |
| 15 | 258873 | 217810.732686676 | 41062.2673133235 |
| 16 | 180083 | 171569.510006741 | 8513.48999325875 |
| 17 | 324799 | 356868.800531251 | -32069.8005312505 |
| 18 | 230964 | 208599.991336978 | 22364.008663022 |
| 19 | 236785 | 234015.765445163 | 2769.23455483689 |
| 20 | 135473 | 165796.457349555 | -30323.4573495553 |
| 21 | 202925 | 230431.571921856 | -27506.5719218557 |
| 22 | 215147 | 212515.936171005 | 2631.06382899536 |
| 23 | 344297 | 193613.760298401 | 150683.239701599 |
| 24 | 153935 | 124586.566976274 | 29348.4330237257 |
| 25 | 132943 | 183446.622623298 | -50503.622623298 |
| 26 | 174724 | 252922.09613589 | -78198.0961358898 |
| 27 | 174415 | 211517.035770209 | -37102.0357702087 |
| 28 | 225548 | 228825.945783578 | -3277.94578357768 |
| 29 | 223632 | 220020.830920255 | 3611.16907974509 |
| 30 | 124817 | 121362.084704291 | 3454.91529570877 |
| 31 | 221698 | 198191.128438315 | 23506.8715616855 |
| 32 | 210767 | 209598.500823351 | 1168.49917664923 |
| 33 | 170266 | 164033.007006328 | 6232.99299367235 |
| 34 | 260561 | 244957.748736751 | 15603.2512632485 |
| 35 | 84853 | 116822.520017433 | -31969.5200174329 |
| 36 | 294424 | 230423.632553879 | 64000.3674461214 |
| 37 | 101011 | 85940.2816844065 | 15070.7183155935 |
| 38 | 215641 | 161700.677978537 | 53940.3220214632 |
| 39 | 325107 | 226189.147309985 | 98917.852690015 |
| 40 | 7176 | 23820.4167380937 | -16644.4167380937 |
| 41 | 167542 | 161806.527354898 | 5735.47264510168 |
| 42 | 106408 | 87232.5409933125 | 19175.4590066875 |
| 43 | 96560 | 135234.187383912 | -38674.1873839115 |
| 44 | 265769 | 271670.014105741 | -5901.01410574116 |
| 45 | 269651 | 211145.969064287 | 58505.0309357135 |
| 46 | 149112 | 159559.27410496 | -10447.2741049601 |
| 47 | 175824 | 181301.988042921 | -5477.98804292104 |
| 48 | 152871 | 159620.663329033 | -6749.66332903338 |
| 49 | 111665 | 115663.85355137 | -3998.8535513697 |
| 50 | 116408 | 150153.486585884 | -33745.486585884 |
| 51 | 362301 | 236512.404658481 | 125788.595341519 |
| 52 | 78800 | 99010.1456789511 | -20210.1456789511 |
| 53 | 183167 | 210059.985743425 | -26892.9857434248 |
| 54 | 277965 | 261233.184457062 | 16731.8155429378 |
| 55 | 150629 | 177095.538502378 | -26466.5385023775 |
| 56 | 168809 | 181160.232787338 | -12351.2327873385 |
| 57 | 24188 | 42553.2770230068 | -18365.2770230068 |
| 58 | 329267 | 361502.139686589 | -32235.1396865891 |
| 59 | 65029 | 69900.5401526176 | -4871.54015261756 |
| 60 | 101097 | 112043.456439151 | -10946.4564391511 |
| 61 | 218946 | 163445.465321632 | 55500.5346783678 |
| 62 | 244052 | 237902.982567378 | 6149.01743262207 |
| 63 | 341570 | 281451.466254217 | 60118.5337457828 |
| 64 | 103597 | 93130.0443717393 | 10466.9556282607 |
| 65 | 233328 | 258676.046730879 | -25348.0467308794 |
| 66 | 256462 | 271501.709842585 | -15039.7098425853 |
| 67 | 206161 | 183306.620137015 | 22854.3798629845 |
| 68 | 311473 | 289711.70767509 | 21761.2923249105 |
| 69 | 235800 | 239217.42205605 | -3417.42205605041 |
| 70 | 177939 | 178175.451820169 | -236.45182016873 |
| 71 | 207176 | 172287.555849104 | 34888.4441508959 |
| 72 | 196553 | 146235.63497693 | 50317.3650230702 |
| 73 | 174184 | 160088.551943406 | 14095.448056594 |
| 74 | 143246 | 207714.597545978 | -64468.5975459781 |
| 75 | 187559 | 233809.670854113 | -46250.6708541132 |
| 76 | 187681 | 217353.506758227 | -29672.5067582268 |
| 77 | 119016 | 204165.863038922 | -85149.863038922 |
| 78 | 182192 | 183077.14233095 | -885.142330950457 |
| 79 | 73566 | 86902.4786386397 | -13336.4786386397 |
| 80 | 194979 | 182108.960907082 | 12870.0390929183 |
| 81 | 167488 | 159444.55988733 | 8043.44011266971 |
| 82 | 143756 | 198508.308025659 | -54752.308025659 |
| 83 | 275541 | 225705.76494966 | 49835.23505034 |
| 84 | 243199 | 203892.828592714 | 39306.1714072859 |
| 85 | 182999 | 231726.360412685 | -48727.3604126848 |
| 86 | 135649 | 186708.660004417 | -51059.6600044166 |
| 87 | 152299 | 161155.298993942 | -8856.29899394153 |
| 88 | 120221 | 123455.292841179 | -3234.29284117926 |
| 89 | 346485 | 258238.718209382 | 88246.2817906176 |
| 90 | 145790 | 126309.29765514 | 19480.7023448601 |
| 91 | 193339 | 223796.046737792 | -30457.0467377918 |
| 92 | 80953 | 96154.0794384439 | -15201.0794384439 |
| 93 | 122774 | 99858.8352381345 | 22915.1647618655 |
| 94 | 130585 | 161453.104277059 | -30868.1042770593 |
| 95 | 112611 | 114663.743099012 | -2052.74309901219 |
| 96 | 286468 | 231217.991240466 | 55250.0087595336 |
| 97 | 241066 | 212076.225898454 | 28989.7741015456 |
| 98 | 148446 | 277701.043555812 | -129255.043555812 |
| 99 | 204713 | 177543.754663413 | 27169.2453365869 |
| 100 | 182079 | 235259.154486455 | -53180.1544864547 |
| 101 | 140344 | 122186.093020423 | 18157.9069795773 |
| 102 | 220516 | 200029.634941677 | 20486.3650583231 |
| 103 | 243060 | 170049.48253081 | 73010.5174691899 |
| 104 | 162765 | 154823.893723711 | 7941.10627628913 |
| 105 | 182613 | 176118.486629829 | 6494.51337017066 |
| 106 | 232138 | 250010.090038738 | -17872.0900387381 |
| 107 | 265318 | 289891.853009315 | -24573.8530093149 |
| 108 | 85574 | 101197.715522945 | -15623.7155229453 |
| 109 | 310839 | 264754.95881461 | 46084.0411853895 |
| 110 | 225060 | 240694.348025272 | -15634.3480252719 |
| 111 | 232317 | 227576.399381399 | 4740.60061860099 |
| 112 | 144966 | 208007.32151444 | -63041.3215144405 |
| 113 | 43287 | 63309.2918218336 | -20022.2918218336 |
| 114 | 155754 | 159545.18255919 | -3791.18255919007 |
| 115 | 164709 | 227322.523117825 | -62613.5231178248 |
| 116 | 201940 | 195435.961316393 | 6504.03868360745 |
| 117 | 235454 | 265256.502707575 | -29802.5027075751 |
| 118 | 220801 | 148000.194943571 | 72800.8050564288 |
| 119 | 99466 | 139924.935147473 | -40458.9351474731 |
| 120 | 92661 | 123348.617958989 | -30687.6179589886 |
| 121 | 133328 | 138161.263546412 | -4833.26354641162 |
| 122 | 61361 | 114296.95519984 | -52935.9551998403 |
| 123 | 125930 | 131110.990386764 | -5180.99038676381 |
| 124 | 100750 | 207931.074311851 | -107181.074311851 |
| 125 | 224549 | 159693.157880085 | 64855.8421199154 |
| 126 | 82316 | 76421.0381396671 | 5894.96186033287 |
| 127 | 102010 | 102425.268335678 | -415.268335677574 |
| Goldfeld-Quandt test for Heteroskedasticity | |||
| p-values | Alternative Hypothesis | ||
| breakpoint index | greater | 2-sided | less |
| 9 | 0.674603360889331 | 0.650793278221338 | 0.325396639110669 |
| 10 | 0.847553399472369 | 0.304893201055262 | 0.152446600527631 |
| 11 | 0.757665866001764 | 0.484668267996473 | 0.242334133998236 |
| 12 | 0.850721315183976 | 0.298557369632048 | 0.149278684816024 |
| 13 | 0.80973340056742 | 0.38053319886516 | 0.19026659943258 |
| 14 | 0.738855042219536 | 0.522289915560927 | 0.261144957780464 |
| 15 | 0.684361031081912 | 0.631277937836176 | 0.315638968918088 |
| 16 | 0.623312386335328 | 0.753375227329344 | 0.376687613664672 |
| 17 | 0.574027858672044 | 0.851944282655912 | 0.425972141327956 |
| 18 | 0.522096998988782 | 0.955806002022437 | 0.477903001011218 |
| 19 | 0.449651368475331 | 0.899302736950662 | 0.550348631524669 |
| 20 | 0.53916657716176 | 0.921666845676481 | 0.46083342283824 |
| 21 | 0.531058682184983 | 0.937882635630035 | 0.468941317815017 |
| 22 | 0.452798603078509 | 0.905597206157018 | 0.547201396921491 |
| 23 | 0.932478213448935 | 0.135043573102131 | 0.0675217865510655 |
| 24 | 0.913023216162472 | 0.173953567675057 | 0.0869767838375283 |
| 25 | 0.90923285211637 | 0.181534295767259 | 0.0907671478836296 |
| 26 | 0.960416568276956 | 0.0791668634460882 | 0.0395834317230441 |
| 27 | 0.955850032350654 | 0.0882999352986927 | 0.0441499676493464 |
| 28 | 0.938538598179899 | 0.122922803640202 | 0.0614614018201009 |
| 29 | 0.916494559202308 | 0.167010881595384 | 0.0835054407976922 |
| 30 | 0.889316630920237 | 0.221366738159527 | 0.110683369079763 |
| 31 | 0.862526370688931 | 0.274947258622137 | 0.137473629311069 |
| 32 | 0.825331422607464 | 0.349337154785073 | 0.174668577392536 |
| 33 | 0.797717589201544 | 0.404564821596912 | 0.202282410798456 |
| 34 | 0.759780548644685 | 0.480438902710631 | 0.240219451355315 |
| 35 | 0.732588956198203 | 0.534822087603593 | 0.267411043801797 |
| 36 | 0.762264460594779 | 0.475471078810442 | 0.237735539405221 |
| 37 | 0.716696392699091 | 0.566607214601817 | 0.283303607300909 |
| 38 | 0.731666404272102 | 0.536667191455796 | 0.268333595727898 |
| 39 | 0.870311976284421 | 0.259376047431158 | 0.129688023715579 |
| 40 | 0.847329290795443 | 0.305341418409113 | 0.152670709204557 |
| 41 | 0.811794199149562 | 0.376411601700876 | 0.188205800850438 |
| 42 | 0.777216267183579 | 0.445567465632843 | 0.222783732816421 |
| 43 | 0.767769763197812 | 0.464460473604376 | 0.232230236802188 |
| 44 | 0.723910977707836 | 0.552178044584327 | 0.276089022292164 |
| 45 | 0.765770527033813 | 0.468458945932374 | 0.234229472966187 |
| 46 | 0.722660972975361 | 0.554678054049278 | 0.277339027024639 |
| 47 | 0.675441959985375 | 0.649116080029251 | 0.324558040014625 |
| 48 | 0.62626631920769 | 0.74746736158462 | 0.37373368079231 |
| 49 | 0.573578365462303 | 0.852843269075395 | 0.426421634537697 |
| 50 | 0.542624940567359 | 0.914750118865282 | 0.457375059432641 |
| 51 | 0.847983258004249 | 0.304033483991501 | 0.152016741995751 |
| 52 | 0.819819090837503 | 0.360361818324995 | 0.180180909162497 |
| 53 | 0.797969628240222 | 0.404060743519556 | 0.202030371759778 |
| 54 | 0.762608824445204 | 0.474782351109593 | 0.237391175554796 |
| 55 | 0.734993899153294 | 0.530012201693411 | 0.265006100846706 |
| 56 | 0.6968069001416 | 0.606386199716801 | 0.3031930998584 |
| 57 | 0.65806789598377 | 0.68386420803246 | 0.34193210401623 |
| 58 | 0.637428614393199 | 0.725142771213601 | 0.362571385606801 |
| 59 | 0.588308232277573 | 0.823383535444854 | 0.411691767722427 |
| 60 | 0.53920850611262 | 0.92158298777476 | 0.46079149388738 |
| 61 | 0.563118705430183 | 0.873762589139633 | 0.436881294569817 |
| 62 | 0.514057608751836 | 0.971884782496329 | 0.485942391248164 |
| 63 | 0.56824614066353 | 0.86350771867294 | 0.43175385933647 |
| 64 | 0.519317578788028 | 0.961364842423944 | 0.480682421211972 |
| 65 | 0.495002125367127 | 0.990004250734253 | 0.504997874632873 |
| 66 | 0.46253209476064 | 0.92506418952128 | 0.53746790523936 |
| 67 | 0.423849690375135 | 0.847699380750269 | 0.576150309624865 |
| 68 | 0.392627354829215 | 0.785254709658431 | 0.607372645170785 |
| 69 | 0.359943488062823 | 0.719886976125647 | 0.640056511937177 |
| 70 | 0.315014913974389 | 0.630029827948778 | 0.684985086025611 |
| 71 | 0.296877715454045 | 0.59375543090809 | 0.703122284545955 |
| 72 | 0.303951928279192 | 0.607903856558384 | 0.696048071720808 |
| 73 | 0.265746985805609 | 0.531493971611217 | 0.734253014194391 |
| 74 | 0.313794456618959 | 0.627588913237919 | 0.686205543381041 |
| 75 | 0.310176495794748 | 0.620352991589495 | 0.689823504205252 |
| 76 | 0.289334036697561 | 0.578668073395122 | 0.710665963302439 |
| 77 | 0.419530758263661 | 0.839061516527323 | 0.580469241736339 |
| 78 | 0.381835828994469 | 0.763671657988939 | 0.61816417100553 |
| 79 | 0.348838366331131 | 0.697676732662261 | 0.651161633668869 |
| 80 | 0.302768265556133 | 0.605536531112266 | 0.697231734443867 |
| 81 | 0.258353399530171 | 0.516706799060341 | 0.74164660046983 |
| 82 | 0.273881871020339 | 0.547763742040679 | 0.726118128979661 |
| 83 | 0.285223308162078 | 0.570446616324156 | 0.714776691837922 |
| 84 | 0.281150501478764 | 0.562301002957528 | 0.718849498521236 |
| 85 | 0.302589490176024 | 0.605178980352049 | 0.697410509823976 |
| 86 | 0.31374791008912 | 0.62749582017824 | 0.68625208991088 |
| 87 | 0.266331254446723 | 0.532662508893447 | 0.733668745553277 |
| 88 | 0.221370863184981 | 0.442741726369962 | 0.778629136815019 |
| 89 | 0.451421784265298 | 0.902843568530597 | 0.548578215734702 |
| 90 | 0.398899550068149 | 0.797799100136298 | 0.601100449931851 |
| 91 | 0.358263494548029 | 0.716526989096057 | 0.641736505451971 |
| 92 | 0.307851971511486 | 0.615703943022971 | 0.692148028488514 |
| 93 | 0.26971320179029 | 0.53942640358058 | 0.73028679820971 |
| 94 | 0.257641840858601 | 0.515283681717201 | 0.742358159141399 |
| 95 | 0.210414438165235 | 0.42082887633047 | 0.789585561834765 |
| 96 | 0.379918836296127 | 0.759837672592253 | 0.620081163703873 |
| 97 | 0.409711309064621 | 0.819422618129242 | 0.590288690935379 |
| 98 | 0.726040473681054 | 0.547919052637893 | 0.273959526318946 |
| 99 | 0.735838417202017 | 0.528323165595965 | 0.264161582797983 |
| 100 | 0.758164600136013 | 0.483670799727975 | 0.241835399863987 |
| 101 | 0.70093949487541 | 0.598121010249181 | 0.29906050512459 |
| 102 | 0.674237955362159 | 0.651524089275683 | 0.325762044637841 |
| 103 | 0.820160111151162 | 0.359679777697677 | 0.179839888848838 |
| 104 | 0.769255376695683 | 0.461489246608635 | 0.230744623304317 |
| 105 | 0.705850925896611 | 0.588298148206777 | 0.294149074103389 |
| 106 | 0.635204790095431 | 0.729590419809138 | 0.364795209904569 |
| 107 | 0.582957021110695 | 0.834085957778609 | 0.417042978889305 |
| 108 | 0.501176788749454 | 0.997646422501092 | 0.498823211250546 |
| 109 | 0.440709800335182 | 0.881419600670364 | 0.559290199664818 |
| 110 | 0.384396318970329 | 0.768792637940657 | 0.615603681029671 |
| 111 | 0.323113388402312 | 0.646226776804623 | 0.676886611597688 |
| 112 | 0.264685333895028 | 0.529370667790056 | 0.735314666104972 |
| 113 | 0.353873103189218 | 0.707746206378436 | 0.646126896810782 |
| 114 | 0.269141021891917 | 0.538282043783833 | 0.730858978108083 |
| 115 | 0.212139328235757 | 0.424278656471514 | 0.787860671764243 |
| 116 | 0.135303344876479 | 0.270606689752959 | 0.864696655123521 |
| 117 | 0.0966627889054727 | 0.193325577810945 | 0.903337211094527 |
| 118 | 0.914247833518991 | 0.171504332962019 | 0.0857521664810093 |
| Meta Analysis of Goldfeld-Quandt test for Heteroskedasticity | |||
| Description | # significant tests | % significant tests | OK/NOK |
| 1% type I error level | 0 | 0 | OK |
| 5% type I error level | 0 | 0 | OK |
| 10% type I error level | 2 | 0.0181818181818182 | OK |
