Multiple Linear Regression - Estimated Regression Equation |
O[t] = + 29.5494632738198 -15.2181794105889B[t] -0.380081606319415CM[t] + 0.317358735332185CM_B[t] + 0.0209368771515472D[t] + 0.207544690798781D_B[t] -0.541638217696423PE[t] + 0.410737731232436PE_B[t] + 0.275927135451116PC[t] -0.509480209169096PC_B[t] + 0.251134847979599PS[t] + 0.221717890089259PS_B[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) | 29.5494632738198 | 6.411444 | 4.6089 | 9e-06 | 4e-06 |
B | -15.2181794105889 | 6.7603 | -2.2511 | 0.025862 | 0.012931 |
CM | -0.380081606319415 | 0.283486 | -1.3407 | 0.182072 | 0.091036 |
CM_B | 0.317358735332185 | 0.290792 | 1.0914 | 0.2769 | 0.13845 |
D | 0.0209368771515472 | 0.422167 | 0.0496 | 0.960513 | 0.480257 |
D_B | 0.207544690798781 | 0.438069 | 0.4738 | 0.636365 | 0.318183 |
PE | -0.541638217696423 | 0.625067 | -0.8665 | 0.387613 | 0.193806 |
PE_B | 0.410737731232436 | 0.63394 | 0.6479 | 0.518052 | 0.259026 |
PC | 0.275927135451116 | 0.744798 | 0.3705 | 0.711564 | 0.355782 |
PC_B | -0.509480209169096 | 0.756683 | -0.6733 | 0.501809 | 0.250904 |
PS | 0.251134847979599 | 0.289765 | 0.8667 | 0.387527 | 0.193763 |
PS_B | 0.221717890089259 | 0.301174 | 0.7362 | 0.462795 | 0.231397 |
Multiple Linear Regression - Regression Statistics | |
Multiple R | 0.508836076808853 |
R-squared | 0.258914153062225 |
Adjusted R-squared | 0.203458749549874 |
F-TEST (value) | 4.66887150148609 |
F-TEST (DF numerator) | 11 |
F-TEST (DF denominator) | 147 |
p-value | 4.20709262227703e-06 |
Multiple Linear Regression - Residual Statistics | |
Residual Standard Deviation | 3.48517056052898 |
Sum Squared Residuals | 1785.52283388875 |
Multiple Linear Regression - Actuals, Interpolation, and Residuals | |||
Time or Index | Actuals | Interpolation Forecast | Residuals Prediction Error |
1 | 26 | 23.1306003887749 | 2.86939961122508 |
2 | 23 | 24.3130997927334 | -1.31309979273343 |
3 | 25 | 23.7473100514567 | 1.25268994854331 |
4 | 23 | 21.7508235697893 | 1.24917643021074 |
5 | 19 | 21.7601014655486 | -2.76010146554857 |
6 | 29 | 24.6343243355765 | 4.3656756644235 |
7 | 25 | 24.8088429287352 | 0.191157071264768 |
8 | 21 | 22.7076389884709 | -1.7076389884709 |
9 | 22 | 21.6907964662429 | 0.309203533757135 |
10 | 25 | 22.3716219632899 | 2.6283780367101 |
11 | 24 | 20.2078765420756 | 3.79212345792443 |
12 | 18 | 19.7456400517226 | -1.74564005172262 |
13 | 22 | 18.0338653568764 | 3.96613464312358 |
14 | 15 | 20.3322653555827 | -5.33226535558269 |
15 | 22 | 23.4710210806121 | -1.47102108061207 |
16 | 28 | 24.3618400192129 | 3.63815998078713 |
17 | 20 | 22.1931158799292 | -2.19311587992917 |
18 | 12 | 18.5299017341414 | -6.52990173414137 |
19 | 24 | 21.4472594386901 | 2.55274056130986 |
20 | 20 | 21.6668377087295 | -1.66683770872951 |
21 | 21 | 23.3987198268486 | -2.39871982684864 |
22 | 20 | 20.8590262690668 | -0.859026269066769 |
23 | 21 | 19.1858429385307 | 1.81415706146926 |
24 | 23 | 20.9195366447871 | 2.08046335521293 |
25 | 28 | 21.8015713824566 | 6.19842861754342 |
26 | 24 | 21.9656984861999 | 2.03430151380007 |
27 | 24 | 23.589653267493 | 0.410346732507007 |
28 | 24 | 20.2509557198666 | 3.74904428013336 |
29 | 23 | 22.1597950798317 | 0.840204920168254 |
30 | 23 | 22.6210646391761 | 0.378935360823917 |
31 | 29 | 24.3526462702783 | 4.64735372972168 |
32 | 24 | 22.6200304297062 | 1.37996957029377 |
33 | 18 | 25.4025417440717 | -7.40254174407172 |
34 | 25 | 26.5166748967625 | -1.5166748967625 |
35 | 21 | 22.8153616863728 | -1.81536168637277 |
36 | 26 | 27.1131636623579 | -1.11316366235788 |
37 | 22 | 25.4351802135502 | -3.43518021355015 |
38 | 22 | 22.471516968615 | -0.471516968614977 |
39 | 22 | 18.2315078477236 | 3.76849215227642 |
40 | 23 | 26.0120429543572 | -3.01204295435724 |
41 | 30 | 23.3134942521645 | 6.68650574783546 |
42 | 23 | 22.8944487908286 | 0.105551209171422 |
43 | 17 | 18.2750943112244 | -1.27509431122438 |
44 | 23 | 23.8804744677087 | -0.880474467708677 |
45 | 23 | 24.4783838583962 | -1.47838385839615 |
46 | 25 | 22.2809444343558 | 2.71905556564418 |
47 | 24 | 20.6187801323547 | 3.38121986764531 |
48 | 24 | 28.0120358696766 | -4.01203586967657 |
49 | 23 | 23.1792243085142 | -0.179224308514248 |
50 | 21 | 24.048538447637 | -3.04853844763699 |
51 | 24 | 25.64309255316 | -1.64309255316002 |
52 | 24 | 21.749283369148 | 2.25071663085198 |
53 | 28 | 21.379466457055 | 6.62053354294497 |
54 | 16 | 20.3853975474503 | -4.38539754745034 |
55 | 20 | 20.7758050117615 | -0.775805011761506 |
56 | 29 | 23.5799848872581 | 5.42001511274193 |
57 | 27 | 24.0911371434937 | 2.90886285650628 |
58 | 22 | 23.2073880608995 | -1.20738806089948 |
59 | 28 | 23.7302249244315 | 4.26977507556854 |
60 | 16 | 19.9301946078529 | -3.93019460785292 |
61 | 25 | 22.9970113806238 | 2.00298861937616 |
62 | 24 | 23.5443601993152 | 0.455639800684793 |
63 | 28 | 22.9549465314877 | 5.0450534685123 |
64 | 24 | 24.3718167272939 | -0.371816727293876 |
65 | 23 | 22.3654021364764 | 0.634597863523598 |
66 | 30 | 27.3381829854236 | 2.66181701457637 |
67 | 24 | 21.3091577028965 | 2.69084229710346 |
68 | 21 | 24.39277644011 | -3.39277644010995 |
69 | 25 | 23.0109171240606 | 1.98908287593938 |
70 | 25 | 24.7059046845367 | 0.294095315463281 |
71 | 22 | 20.6542734269745 | 1.34572657302549 |
72 | 23 | 22.3128150312707 | 0.687184968729268 |
73 | 26 | 23.2074708126045 | 2.79252918739554 |
74 | 23 | 21.8898645321903 | 1.11013546780969 |
75 | 25 | 23.2133160415696 | 1.78668395843039 |
76 | 21 | 21.1912978440933 | -0.191297844093338 |
77 | 25 | 23.5415112248078 | 1.45848877519221 |
78 | 24 | 22.2240581514602 | 1.77594184853978 |
79 | 29 | 23.5795116510775 | 5.42048834892253 |
80 | 22 | 23.8066344084238 | -1.80663440842378 |
81 | 27 | 23.871481172339 | 3.128518827661 |
82 | 26 | 23.352304727581 | 2.64769527241898 |
83 | 22 | 21.1699534974356 | 0.83004650256439 |
84 | 24 | 22.2960589182068 | 1.70394108179324 |
85 | 27 | 22.9187946558914 | 4.08120534410856 |
86 | 24 | 21.2551762818802 | 2.74482371811984 |
87 | 24 | 24.9854197220989 | -0.985419722098878 |
88 | 29 | 24.418266757391 | 4.58173324260897 |
89 | 22 | 22.719695403376 | -0.719695403376022 |
90 | 21 | 22.2384052767203 | -1.23840527672025 |
91 | 24 | 20.2366963157984 | 3.76330368420159 |
92 | 24 | 21.3821426823987 | 2.61785731760126 |
93 | 23 | 24.4726473550171 | -1.47264735501709 |
94 | 20 | 22.2741308792623 | -2.27413087926229 |
95 | 27 | 21.3503548371888 | 5.64964516281118 |
96 | 26 | 24.251431059974 | 1.74856894002601 |
97 | 25 | 22.0379029753204 | 2.96209702467963 |
98 | 21 | 20.253642846434 | 0.746357153566045 |
99 | 21 | 20.5015553576722 | 0.498444642327804 |
100 | 19 | 20.1774147524789 | -1.17741475247887 |
101 | 21 | 21.750048451472 | -0.750048451471992 |
102 | 21 | 21.0018895175073 | -0.00188951750729987 |
103 | 16 | 19.7675753364208 | -3.76757533642083 |
104 | 22 | 20.6609941943698 | 1.33900580563023 |
105 | 29 | 21.7690184549227 | 7.23098154507732 |
106 | 15 | 20.0314470942041 | -5.03144709420414 |
107 | 17 | 20.4094290206754 | -3.40942902067538 |
108 | 15 | 19.829234033187 | -4.82923403318697 |
109 | 21 | 21.832123169512 | -0.832123169512005 |
110 | 21 | 22.304119166555 | -1.30411916655496 |
111 | 19 | 18.7580000633698 | 0.241999936630184 |
112 | 24 | 18.0172006363909 | 5.98279936360905 |
113 | 20 | 22.4432336406806 | -2.4432336406806 |
114 | 17 | 22.2694115066078 | -5.26941150660783 |
115 | 23 | 25.234109133435 | -2.23410913343498 |
116 | 24 | 22.2160062778621 | 1.78399372213789 |
117 | 14 | 22.2380243142653 | -8.2380243142653 |
118 | 19 | 22.655924244795 | -3.65592424479497 |
119 | 24 | 22.299229316948 | 1.70077068305203 |
120 | 13 | 19.7557930992512 | -6.75579309925122 |
121 | 22 | 25.4692733417253 | -3.46927334172529 |
122 | 16 | 20.7992801104401 | -4.79928011044014 |
123 | 19 | 23.2114188566166 | -4.21141885661661 |
124 | 25 | 22.4886267423104 | 2.51137325768959 |
125 | 25 | 24.0113072890506 | 0.988692710949388 |
126 | 23 | 21.4262983307543 | 1.57370166924572 |
127 | 24 | 25.2280272166323 | -1.22802721663232 |
128 | 26 | 23.6302594637448 | 2.36974053625522 |
129 | 26 | 21.4824108904524 | 4.51758910954761 |
130 | 25 | 24.4460123208995 | 0.553987679100515 |
131 | 18 | 22.5423535276884 | -4.5423535276884 |
132 | 21 | 19.5104654207782 | 1.48953457922181 |
133 | 26 | 23.5892714238909 | 2.41072857610911 |
134 | 23 | 21.5546030832295 | 1.44539691677054 |
135 | 23 | 19.4253326337924 | 3.57466736620763 |
136 | 22 | 23.0113803242479 | -1.01138032424793 |
137 | 20 | 22.1846103122476 | -2.18461031224758 |
138 | 13 | 22.070274512817 | -9.07027451281704 |
139 | 24 | 21.3499715984669 | 2.65002840153306 |
140 | 15 | 21.7174055264794 | -6.71740552647937 |
141 | 14 | 23.2438706188646 | -9.24387061886459 |
142 | 22 | 20.315866290529 | 1.68413370947095 |
143 | 10 | 18.1419112607927 | -8.14191126079267 |
144 | 24 | 24.2871658173622 | -0.287165817362176 |
145 | 22 | 22.0655848506515 | -0.0655848506514833 |
146 | 24 | 26.0938258262539 | -2.09382582625388 |
147 | 19 | 21.9372414925515 | -2.93724149255154 |
148 | 20 | 23.3835644028641 | -3.38356440286411 |
149 | 13 | 16.4397959186471 | -3.43979591864706 |
150 | 20 | 20.068150458816 | -0.068150458815978 |
151 | 22 | 23.4284855943632 | -1.4284855943632 |
152 | 24 | 23.6163819032786 | 0.383618096721359 |
153 | 29 | 23.790059685397 | 5.20994031460297 |
154 | 12 | 20.7579915835694 | -8.75799158356937 |
155 | 20 | 21.284389716979 | -1.28438971697899 |
156 | 21 | 21.2025064249695 | -0.202506424969507 |
157 | 24 | 23.8139211996979 | 0.18607880030208 |
158 | 22 | 22.0253632882413 | -0.0253632882413481 |
159 | 20 | 17.8571180746991 | 2.14288192530086 |
Goldfeld-Quandt test for Heteroskedasticity | |||
p-values | Alternative Hypothesis | ||
breakpoint index | greater | 2-sided | less |
15 | 0.910952404085675 | 0.17809519182865 | 0.0890475959143248 |
16 | 0.871980473468124 | 0.256039053063753 | 0.128019526531876 |
17 | 0.804268671087645 | 0.39146265782471 | 0.195731328912355 |
18 | 0.833764164723694 | 0.332471670552611 | 0.166235835276306 |
19 | 0.757143769756685 | 0.48571246048663 | 0.242856230243315 |
20 | 0.7816483364017 | 0.4367033271966 | 0.2183516635983 |
21 | 0.723861243473009 | 0.552277513053982 | 0.276138756526991 |
22 | 0.652161982398585 | 0.695676035202831 | 0.347838017601415 |
23 | 0.572663309211792 | 0.854673381576417 | 0.427336690788208 |
24 | 0.58614280026191 | 0.827714399476181 | 0.41385719973809 |
25 | 0.741411063114461 | 0.517177873771077 | 0.258588936885539 |
26 | 0.677637473957032 | 0.644725052085935 | 0.322362526042968 |
27 | 0.608004512256242 | 0.783990975487517 | 0.391995487743758 |
28 | 0.596970965765161 | 0.806058068469678 | 0.403029034234839 |
29 | 0.525835847449189 | 0.948328305101622 | 0.474164152550811 |
30 | 0.45269970982136 | 0.90539941964272 | 0.54730029017864 |
31 | 0.477398229280013 | 0.954796458560027 | 0.522601770719986 |
32 | 0.410270669291823 | 0.820541338583646 | 0.589729330708177 |
33 | 0.662138434369221 | 0.675723131261558 | 0.337861565630779 |
34 | 0.616638438541669 | 0.766723122916663 | 0.383361561458331 |
35 | 0.574059994071718 | 0.851880011856564 | 0.425940005928282 |
36 | 0.51143643114524 | 0.97712713770952 | 0.48856356885476 |
37 | 0.488347416629938 | 0.976694833259877 | 0.511652583370062 |
38 | 0.426191382640302 | 0.852382765280603 | 0.573808617359698 |
39 | 0.385503168221057 | 0.771006336442115 | 0.614496831778943 |
40 | 0.353624897917597 | 0.707249795835195 | 0.646375102082403 |
41 | 0.516638596074912 | 0.966722807850176 | 0.483361403925088 |
42 | 0.457579603115513 | 0.915159206231027 | 0.542420396884487 |
43 | 0.413692044642817 | 0.827384089285633 | 0.586307955357183 |
44 | 0.35997652364021 | 0.719953047280421 | 0.64002347635979 |
45 | 0.315213168464164 | 0.630426336928329 | 0.684786831535836 |
46 | 0.293093309829978 | 0.586186619659955 | 0.706906690170022 |
47 | 0.278522131962019 | 0.557044263924039 | 0.721477868037981 |
48 | 0.267062340341989 | 0.534124680683977 | 0.732937659658011 |
49 | 0.2238589094868 | 0.4477178189736 | 0.7761410905132 |
50 | 0.211085705508355 | 0.42217141101671 | 0.788914294491645 |
51 | 0.179031618360483 | 0.358063236720965 | 0.820968381639517 |
52 | 0.156219523557644 | 0.312439047115288 | 0.843780476442356 |
53 | 0.248674089914811 | 0.497348179829621 | 0.751325910085189 |
54 | 0.271914854299299 | 0.543829708598598 | 0.728085145700701 |
55 | 0.264838102081066 | 0.529676204162132 | 0.735161897918934 |
56 | 0.334204332547487 | 0.668408665094974 | 0.665795667452513 |
57 | 0.320777330582086 | 0.641554661164172 | 0.679222669417914 |
58 | 0.280632365499212 | 0.561264730998423 | 0.719367634500788 |
59 | 0.303334479916919 | 0.606668959833838 | 0.696665520083081 |
60 | 0.326888374073781 | 0.653776748147561 | 0.673111625926219 |
61 | 0.292748478639951 | 0.585496957279902 | 0.707251521360049 |
62 | 0.251390077254098 | 0.502780154508196 | 0.748609922745902 |
63 | 0.288273738234972 | 0.576547476469944 | 0.711726261765028 |
64 | 0.248001795243686 | 0.496003590487372 | 0.751998204756314 |
65 | 0.210610363147337 | 0.421220726294673 | 0.789389636852663 |
66 | 0.201194471230639 | 0.402388942461277 | 0.798805528769361 |
67 | 0.18491944914274 | 0.369838898285479 | 0.81508055085726 |
68 | 0.187077140484833 | 0.374154280969666 | 0.812922859515167 |
69 | 0.165430477685314 | 0.330860955370629 | 0.834569522314686 |
70 | 0.136373421453063 | 0.272746842906126 | 0.863626578546937 |
71 | 0.114023617050086 | 0.228047234100172 | 0.885976382949914 |
72 | 0.0925954919920436 | 0.185190983984087 | 0.907404508007956 |
73 | 0.084912735019987 | 0.169825470039974 | 0.915087264980013 |
74 | 0.0687095079727908 | 0.137419015945582 | 0.931290492027209 |
75 | 0.0573166526532019 | 0.114633305306404 | 0.942683347346798 |
76 | 0.0449067678286588 | 0.0898135356573175 | 0.955093232171341 |
77 | 0.0362812072260436 | 0.0725624144520873 | 0.963718792773956 |
78 | 0.0293642297445428 | 0.0587284594890856 | 0.970635770255457 |
79 | 0.0434756103174697 | 0.0869512206349394 | 0.95652438968253 |
80 | 0.0357388996744 | 0.0714777993488 | 0.9642611003256 |
81 | 0.0339319281052531 | 0.0678638562105061 | 0.966068071894747 |
82 | 0.0277032300289706 | 0.0554064600579412 | 0.972296769971029 |
83 | 0.0211157411753775 | 0.042231482350755 | 0.978884258824622 |
84 | 0.0168432248792484 | 0.0336864497584967 | 0.983156775120752 |
85 | 0.0139075337093626 | 0.0278150674187253 | 0.986092466290637 |
86 | 0.0123520199837555 | 0.0247040399675111 | 0.987647980016244 |
87 | 0.00912119797189031 | 0.0182423959437806 | 0.99087880202811 |
88 | 0.0123161322709192 | 0.0246322645418383 | 0.987683867729081 |
89 | 0.00944254097797946 | 0.0188850819559589 | 0.990557459022021 |
90 | 0.0111885521550941 | 0.0223771043101882 | 0.988811447844906 |
91 | 0.0117499198244435 | 0.023499839648887 | 0.988250080175556 |
92 | 0.0105559399645569 | 0.0211118799291138 | 0.989444060035443 |
93 | 0.00903036213011178 | 0.0180607242602236 | 0.990969637869888 |
94 | 0.00743158292117131 | 0.0148631658423426 | 0.992568417078829 |
95 | 0.0137739179974519 | 0.0275478359949037 | 0.986226082002548 |
96 | 0.0110115904398982 | 0.0220231808797964 | 0.988988409560102 |
97 | 0.0101804739953404 | 0.0203609479906809 | 0.98981952600466 |
98 | 0.00757179988845359 | 0.0151435997769072 | 0.992428200111546 |
99 | 0.0054859870262589 | 0.0109719740525178 | 0.994514012973741 |
100 | 0.00405902651696244 | 0.00811805303392489 | 0.995940973483038 |
101 | 0.0029088742907883 | 0.00581774858157659 | 0.997091125709212 |
102 | 0.00200386428763806 | 0.00400772857527612 | 0.997996135712362 |
103 | 0.00215403027429583 | 0.00430806054859165 | 0.997845969725704 |
104 | 0.00162274923757532 | 0.00324549847515063 | 0.998377250762425 |
105 | 0.00748111752403732 | 0.0149622350480746 | 0.992518882475963 |
106 | 0.011732977920775 | 0.0234659558415501 | 0.988267022079225 |
107 | 0.0111482285196903 | 0.0222964570393806 | 0.98885177148031 |
108 | 0.0141247968261094 | 0.0282495936522188 | 0.985875203173891 |
109 | 0.0105307564580442 | 0.0210615129160883 | 0.989469243541956 |
110 | 0.00750977849723537 | 0.0150195569944707 | 0.992490221502765 |
111 | 0.00530557284380631 | 0.0106111456876126 | 0.994694427156194 |
112 | 0.0148173158258303 | 0.0296346316516605 | 0.98518268417417 |
113 | 0.0124479414753573 | 0.0248958829507146 | 0.987552058524643 |
114 | 0.0157131625792883 | 0.0314263251585767 | 0.984286837420712 |
115 | 0.0124501788772015 | 0.0249003577544029 | 0.987549821122799 |
116 | 0.00954947377854751 | 0.019098947557095 | 0.990450526221452 |
117 | 0.0390327947946148 | 0.0780655895892296 | 0.960967205205385 |
118 | 0.0363102590286553 | 0.0726205180573105 | 0.963689740971345 |
119 | 0.03015275226836 | 0.06030550453672 | 0.96984724773164 |
120 | 0.0555318602089327 | 0.111063720417865 | 0.944468139791067 |
121 | 0.0524284084597929 | 0.104856816919586 | 0.947571591540207 |
122 | 0.0644266181930372 | 0.128853236386074 | 0.935573381806963 |
123 | 0.0588139234319808 | 0.117627846863962 | 0.941186076568019 |
124 | 0.0562002442168258 | 0.112400488433652 | 0.943799755783174 |
125 | 0.0485435566702981 | 0.0970871133405962 | 0.951456443329702 |
126 | 0.0356817783153974 | 0.0713635566307949 | 0.964318221684603 |
127 | 0.0254768652883899 | 0.0509537305767798 | 0.97452313471161 |
128 | 0.0249796448187473 | 0.0499592896374947 | 0.975020355181253 |
129 | 0.0388028939823763 | 0.0776057879647527 | 0.961197106017624 |
130 | 0.0299620045440525 | 0.0599240090881049 | 0.970037995455947 |
131 | 0.0245692625037149 | 0.0491385250074297 | 0.975430737496285 |
132 | 0.0192922727653276 | 0.0385845455306551 | 0.980707727234672 |
133 | 0.0161717547665161 | 0.0323435095330321 | 0.983828245233484 |
134 | 0.0116761893164846 | 0.0233523786329692 | 0.988323810683515 |
135 | 0.0171254360605619 | 0.0342508721211238 | 0.982874563939438 |
136 | 0.0106847014541644 | 0.0213694029083287 | 0.989315298545836 |
137 | 0.00636112265935158 | 0.0127222453187032 | 0.993638877340648 |
138 | 0.0214760925568549 | 0.0429521851137097 | 0.978523907443145 |
139 | 0.0325366646781545 | 0.0650733293563091 | 0.967463335321845 |
140 | 0.0256465477347437 | 0.0512930954694873 | 0.974353452265256 |
141 | 0.0897987089241463 | 0.179597417848293 | 0.910201291075854 |
142 | 0.0518632442750284 | 0.103726488550057 | 0.948136755724972 |
143 | 0.157261793021036 | 0.314523586042072 | 0.842738206978964 |
144 | 0.100360520063918 | 0.200721040127835 | 0.899639479936083 |
Meta Analysis of Goldfeld-Quandt test for Heteroskedasticity | |||
Description | # significant tests | % significant tests | OK/NOK |
1% type I error level | 5 | 0.0384615384615385 | NOK |
5% type I error level | 43 | 0.330769230769231 | NOK |
10% type I error level | 60 | 0.461538461538462 | NOK |