Multiple Linear Regression - Estimated Regression Equation |
PersonalStandards[t] = + 18.4826788440990 -0.99436172606256Maand[t] -0.112328105823988DoubtsAboutActions[t] + 0.339703753624901ParentalExpectations[t] + 0.093100809713022ParentalCriticism[t] + 0.437231123532580`Organization `[t] -0.00132568663676311t + 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) | 18.4826788440990 | 16.782381 | 1.1013 | 0.272501 | 0.13625 |
Maand | -0.99436172606256 | 1.68538 | -0.59 | 0.556072 | 0.278036 |
DoubtsAboutActions | -0.112328105823988 | 0.110148 | -1.0198 | 0.309445 | 0.154723 |
ParentalExpectations | 0.339703753624901 | 0.109803 | 3.0938 | 0.002353 | 0.001176 |
ParentalCriticism | 0.093100809713022 | 0.143074 | 0.6507 | 0.51621 | 0.258105 |
`Organization ` | 0.437231123532580 | 0.081516 | 5.3637 | 0 | 0 |
t | -0.00132568663676311 | 0.00711 | -0.1865 | 0.852338 | 0.426169 |
Multiple Linear Regression - Regression Statistics | |
Multiple R | 0.47458145992812 |
R-squared | 0.225227562107506 |
Adjusted R-squared | 0.194644439559118 |
F-TEST (value) | 7.36443970857313 |
F-TEST (DF numerator) | 6 |
F-TEST (DF denominator) | 152 |
p-value | 6.29173045330056e-07 |
Multiple Linear Regression - Residual Statistics | |
Residual Standard Deviation | 3.78436635676899 |
Sum Squared Residuals | 2176.85716578124 |
Multiple Linear Regression - Actuals, Interpolation, and Residuals | |||
Time or Index | Actuals | Interpolation Forecast | Residuals Prediction Error |
1 | 24 | 24.1814643596406 | -0.181464359640563 |
2 | 25 | 21.4742113665264 | 3.52578863347358 |
3 | 30 | 26.3060259923238 | 3.69397400767622 |
4 | 19 | 22.3783431483036 | -3.37834314830361 |
5 | 22 | 21.8499137077953 | 0.150086292204692 |
6 | 22 | 25.8100414254103 | -3.81004142541033 |
7 | 25 | 22.4464233358167 | 2.55357666418329 |
8 | 23 | 21.2355507172168 | 1.7644492827832 |
9 | 17 | 21.0771161397655 | -4.07711613976549 |
10 | 21 | 23.2888281064713 | -2.28882810647131 |
11 | 19 | 23.430822886844 | -4.430822886844 |
12 | 19 | 21.4116444526595 | -2.4116444526595 |
13 | 15 | 21.9100369153245 | -6.91003691532451 |
14 | 16 | 17.8728755676128 | -1.87287556761278 |
15 | 23 | 21.3841996051530 | 1.61580039484703 |
16 | 27 | 25.7789691761271 | 1.22103082387288 |
17 | 22 | 20.1454354989255 | 1.85456450107452 |
18 | 14 | 17.3448956273888 | -3.34489562738884 |
19 | 22 | 24.5354651351794 | -2.53546513517943 |
20 | 23 | 22.4836495583205 | 0.5163504416795 |
21 | 23 | 20.5828027482169 | 2.41719725178312 |
22 | 21 | 22.5960457270239 | -1.59604572702390 |
23 | 19 | 22.6456345096141 | -3.64563450961408 |
24 | 18 | 21.1328114778578 | -3.13281147785782 |
25 | 20 | 23.9943294799808 | -3.99432947998082 |
26 | 23 | 24.0329794408983 | -1.03297944089833 |
27 | 25 | 23.6400232192985 | 1.35997678070149 |
28 | 19 | 23.238592454551 | -4.23859245455101 |
29 | 24 | 23.8191469052564 | 0.180853094743629 |
30 | 22 | 22.5194075286058 | -0.519407528605839 |
31 | 25 | 23.6703254628410 | 1.32967453715903 |
32 | 26 | 24.7972174033517 | 1.2027825966483 |
33 | 29 | 21.7100365977962 | 7.28996340220385 |
34 | 32 | 23.2542921910361 | 8.74570780896394 |
35 | 25 | 23.2764342919955 | 1.72356570800447 |
36 | 29 | 21.6780350241155 | 7.32196497588452 |
37 | 28 | 20.4894253724683 | 7.51057462753166 |
38 | 17 | 20.8524696078733 | -3.85246960787331 |
39 | 28 | 23.9903845342731 | 4.00961546572694 |
40 | 29 | 21.9225634008544 | 7.07743659914564 |
41 | 26 | 27.0747243181862 | -1.07472431818616 |
42 | 25 | 23.1225054717287 | 1.87749452827135 |
43 | 14 | 20.6320678819843 | -6.6320678819843 |
44 | 25 | 23.4268583668528 | 1.57314163314716 |
45 | 26 | 21.5542844817817 | 4.44571551821825 |
46 | 20 | 22.5424685841871 | -2.54246858418707 |
47 | 18 | 23.0845684426705 | -5.08456844267049 |
48 | 32 | 21.0123207490571 | 10.9876792509429 |
49 | 25 | 22.2283892424845 | 2.77161075751550 |
50 | 25 | 22.5087068438981 | 2.4912931561019 |
51 | 23 | 19.2386708435732 | 3.76132915642678 |
52 | 21 | 22.7739714119308 | -1.77397141193077 |
53 | 20 | 24.4092421136003 | -4.40924211360034 |
54 | 15 | 17.1998296072671 | -2.19982960726708 |
55 | 30 | 26.3270527237692 | 3.67294727623077 |
56 | 24 | 24.5055118597507 | -0.505511859750671 |
57 | 26 | 23.9667082435207 | 2.03329175647929 |
58 | 24 | 22.4970890386928 | 1.50291096130722 |
59 | 22 | 22.6673503042751 | -0.667350304275138 |
60 | 14 | 18.931252049257 | -4.931252049257 |
61 | 24 | 23.2923721654455 | 0.707627834554491 |
62 | 24 | 22.801888573938 | 1.19811142606199 |
63 | 24 | 24.7576357331215 | -0.757635733121516 |
64 | 24 | 21.0430365442071 | 2.95696345579292 |
65 | 19 | 21.5881720735323 | -2.58817207353232 |
66 | 31 | 23.8557286385498 | 7.14427136145017 |
67 | 22 | 22.5267104645784 | -0.526710464578415 |
68 | 27 | 21.7807708087697 | 5.21922919123028 |
69 | 19 | 21.8737443126666 | -2.87374431266658 |
70 | 25 | 22.6229802107287 | 2.37701978927126 |
71 | 20 | 21.8935484148781 | -1.89354841487808 |
72 | 21 | 21.1980144850752 | -0.198014485075207 |
73 | 27 | 24.7328063102116 | 2.26719368978837 |
74 | 23 | 23.9511314983339 | -0.951131498333947 |
75 | 25 | 24.0136213842665 | 0.986378615733538 |
76 | 20 | 21.3181334562267 | -1.31813345622673 |
77 | 21 | 22.7699219746232 | -1.76992197462319 |
78 | 22 | 23.1750275588658 | -1.17502755886579 |
79 | 23 | 23.9079416656793 | -0.907941665679305 |
80 | 25 | 21.7912358615871 | 3.20876413841287 |
81 | 25 | 24.0114847139934 | 0.988515286006611 |
82 | 17 | 23.6059436237401 | -6.6059436237401 |
83 | 19 | 21.8611323152789 | -2.86113231527889 |
84 | 25 | 24.388894179304 | 0.611105820696009 |
85 | 19 | 21.8421591507567 | -2.84215915075672 |
86 | 20 | 23.7699560594194 | -3.76995605941943 |
87 | 26 | 21.9962380910561 | 4.00376190894389 |
88 | 23 | 23.3316505206756 | -0.33165052067556 |
89 | 27 | 23.4308943146111 | 3.56910568538885 |
90 | 17 | 21.2064730335990 | -4.20647303359902 |
91 | 17 | 22.8400366112269 | -5.84003661122687 |
92 | 19 | 21.6252397358306 | -2.62523973583056 |
93 | 17 | 20.7593172346292 | -3.75931723462916 |
94 | 22 | 21.6899496146811 | 0.310050385318928 |
95 | 21 | 23.8751581229488 | -2.87515812294885 |
96 | 32 | 26.9075123626306 | 5.09248763736943 |
97 | 21 | 23.1377582130039 | -2.13775821300392 |
98 | 21 | 23.3626097933475 | -2.36260979334747 |
99 | 18 | 21.3068699596921 | -3.30686995969214 |
100 | 18 | 20.7515584835042 | -2.75155848350416 |
101 | 23 | 22.4903041706084 | 0.509695829391601 |
102 | 19 | 21.4344483017168 | -2.43444830171681 |
103 | 20 | 21.7726402999956 | -1.77264029999556 |
104 | 21 | 23.1482144458787 | -2.14821444587867 |
105 | 20 | 24.1747229745264 | -4.17472297452643 |
106 | 17 | 17.5866575098684 | -0.586657509868434 |
107 | 18 | 18.9802605710419 | -0.980260571041904 |
108 | 19 | 19.2905582215298 | -0.290558221529762 |
109 | 22 | 22.1234870639314 | -0.123487063931363 |
110 | 15 | 20.6375460678548 | -5.63754606785479 |
111 | 14 | 20.5288275788098 | -6.52882757880981 |
112 | 18 | 24.5379765729007 | -6.53797657290067 |
113 | 24 | 20.3166993070463 | 3.68330069295375 |
114 | 35 | 22.1733421382598 | 12.8266578617402 |
115 | 29 | 21.5106937623935 | 7.48930623760645 |
116 | 21 | 22.8618568974878 | -1.86185689748776 |
117 | 25 | 20.3509936308118 | 4.64900636918816 |
118 | 20 | 19.0703513842928 | 0.929648615707217 |
119 | 22 | 23.2357219487354 | -1.23572194873543 |
120 | 13 | 15.9184078967728 | -2.91840789677283 |
121 | 26 | 19.5124585683044 | 6.48754143169561 |
122 | 17 | 18.8655673377357 | -1.86556733773571 |
123 | 25 | 20.8907614503266 | 4.10923854967338 |
124 | 20 | 21.0036570622649 | -1.00365706226495 |
125 | 19 | 20.4269024227032 | -1.42690242270315 |
126 | 21 | 23.7125020337543 | -2.71250203375425 |
127 | 22 | 21.7350622738956 | 0.264937726104360 |
128 | 24 | 22.9833215093291 | 1.01667849067094 |
129 | 21 | 24.206535999104 | -3.20653599910401 |
130 | 26 | 22.206454695051 | 3.79354530494901 |
131 | 24 | 20.440205397547 | 3.559794602453 |
132 | 16 | 21.356223110392 | -5.35622311039199 |
133 | 23 | 22.9220468586542 | 0.077953141345844 |
134 | 18 | 20.9488475902808 | -2.94884759028082 |
135 | 16 | 22.1143801917229 | -6.11438019172287 |
136 | 26 | 24.2426707125068 | 1.75732928749319 |
137 | 19 | 20.2768495109536 | -1.27684951095359 |
138 | 21 | 17.9462402481767 | 3.05375975182328 |
139 | 21 | 22.8640655900694 | -1.86406559006939 |
140 | 22 | 18.7384225013716 | 3.26157749862845 |
141 | 23 | 16.7960230856514 | 6.20397691434857 |
142 | 29 | 22.6485259303857 | 6.35147406961428 |
143 | 21 | 21.1641124294643 | -0.164112429464339 |
144 | 21 | 20.0002184091411 | 0.999781590858933 |
145 | 23 | 23.3047290816143 | -0.304729081614261 |
146 | 27 | 21.3371547542562 | 5.66284524574382 |
147 | 25 | 22.2534951416129 | 2.74650485838710 |
148 | 21 | 20.4649764373333 | 0.535023562666729 |
149 | 10 | 17.9289382590194 | -7.9289382590194 |
150 | 20 | 21.8730668598975 | -1.87306685989750 |
151 | 26 | 21.7463194555622 | 4.25368054443784 |
152 | 24 | 23.2139210219861 | 0.786078978013853 |
153 | 29 | 27.5658094405437 | 1.43419055945629 |
154 | 19 | 17.8851837804137 | 1.11481621958627 |
155 | 24 | 23.8469790601302 | 0.153020939869807 |
156 | 19 | 21.4779087653085 | -2.47790876530853 |
157 | 24 | 21.7334300323258 | 2.26656996767420 |
158 | 22 | 22.5149868383735 | -0.514986838373517 |
159 | 17 | 23.2196344599774 | -6.21963445997736 |
Goldfeld-Quandt test for Heteroskedasticity | |||
p-values | Alternative Hypothesis | ||
breakpoint index | greater | 2-sided | less |
10 | 0.0430935223234363 | 0.0861870446468725 | 0.956906477676564 |
11 | 0.0124772240179591 | 0.0249544480359183 | 0.98752277598204 |
12 | 0.0109817055028246 | 0.0219634110056491 | 0.989018294497175 |
13 | 0.0211517539599432 | 0.0423035079198863 | 0.978848246040057 |
14 | 0.0377136870224718 | 0.0754273740449436 | 0.962286312977528 |
15 | 0.335254793331306 | 0.670509586662613 | 0.664745206668694 |
16 | 0.280724452384190 | 0.561448904768379 | 0.71927554761581 |
17 | 0.300084719995961 | 0.600169439991921 | 0.699915280004039 |
18 | 0.259797132465425 | 0.519594264930851 | 0.740202867534575 |
19 | 0.199952105074175 | 0.399904210148351 | 0.800047894925825 |
20 | 0.29916768587643 | 0.59833537175286 | 0.70083231412357 |
21 | 0.322505059181782 | 0.645010118363564 | 0.677494940818218 |
22 | 0.255083169161260 | 0.510166338322519 | 0.74491683083874 |
23 | 0.214657362431787 | 0.429314724863575 | 0.785342637568213 |
24 | 0.182560358473396 | 0.365120716946792 | 0.817439641526604 |
25 | 0.154969275696946 | 0.309938551393892 | 0.845030724303054 |
26 | 0.118413533291386 | 0.236827066582772 | 0.881586466708614 |
27 | 0.0981010991063098 | 0.196202198212620 | 0.90189890089369 |
28 | 0.0861877153645626 | 0.172375430729125 | 0.913812284635437 |
29 | 0.0682023783710171 | 0.136404756742034 | 0.931797621628983 |
30 | 0.0483991062143293 | 0.0967982124286587 | 0.95160089378567 |
31 | 0.0404270717752061 | 0.0808541435504121 | 0.959572928224794 |
32 | 0.0442636353435930 | 0.0885272706871861 | 0.955736364656407 |
33 | 0.0737272961585956 | 0.147454592317191 | 0.926272703841404 |
34 | 0.205586368982547 | 0.411172737965093 | 0.794413631017453 |
35 | 0.164913789078687 | 0.329827578157373 | 0.835086210921313 |
36 | 0.188701768828682 | 0.377403537657365 | 0.811298231171318 |
37 | 0.204134901326610 | 0.408269802653221 | 0.79586509867339 |
38 | 0.388023300039762 | 0.776046600079523 | 0.611976699960239 |
39 | 0.361161103542787 | 0.722322207085574 | 0.638838896457213 |
40 | 0.383932209195462 | 0.767864418390923 | 0.616067790804538 |
41 | 0.362222538201537 | 0.724445076403073 | 0.637777461798463 |
42 | 0.320197505498288 | 0.640395010996575 | 0.679802494501712 |
43 | 0.588300284736411 | 0.823399430527178 | 0.411699715263589 |
44 | 0.546846943430057 | 0.906306113139886 | 0.453153056569943 |
45 | 0.516192872008777 | 0.967614255982445 | 0.483807127991223 |
46 | 0.54834869505589 | 0.90330260988822 | 0.45165130494411 |
47 | 0.632980903541815 | 0.73403819291637 | 0.367019096458185 |
48 | 0.817944929621388 | 0.364110140757225 | 0.182055070378612 |
49 | 0.789357988445915 | 0.421284023108171 | 0.210642011554085 |
50 | 0.760973850275567 | 0.478052299448866 | 0.239026149724433 |
51 | 0.747278097932767 | 0.505443804134466 | 0.252721902067233 |
52 | 0.747210323538218 | 0.505579352923565 | 0.252789676461782 |
53 | 0.79817430587994 | 0.40365138824012 | 0.20182569412006 |
54 | 0.805986499024039 | 0.388027001951922 | 0.194013500975961 |
55 | 0.821242800695362 | 0.357514398609275 | 0.178757199304638 |
56 | 0.798142432701529 | 0.403715134596943 | 0.201857567298471 |
57 | 0.767461981287649 | 0.465076037424702 | 0.232538018712351 |
58 | 0.735865387147998 | 0.528269225704004 | 0.264134612852002 |
59 | 0.708354829846995 | 0.58329034030601 | 0.291645170153005 |
60 | 0.76366936196166 | 0.47266127607668 | 0.23633063803834 |
61 | 0.725832976198212 | 0.548334047603576 | 0.274167023801788 |
62 | 0.68986834893266 | 0.62026330213468 | 0.31013165106734 |
63 | 0.659131878288876 | 0.681736243422247 | 0.340868121711124 |
64 | 0.632754702972251 | 0.734490594055498 | 0.367245297027749 |
65 | 0.624708305693409 | 0.750583388613183 | 0.375291694306591 |
66 | 0.713066755819257 | 0.573866488361486 | 0.286933244180743 |
67 | 0.676896767623104 | 0.646206464753792 | 0.323103232376896 |
68 | 0.706899559160412 | 0.586200881679175 | 0.293100440839588 |
69 | 0.705999390040326 | 0.588001219919347 | 0.294000609959674 |
70 | 0.681681385187375 | 0.636637229625251 | 0.318318614812625 |
71 | 0.656996880470003 | 0.686006239059993 | 0.343003119529997 |
72 | 0.61722096870831 | 0.76555806258338 | 0.38277903129169 |
73 | 0.591541026760196 | 0.816917946479607 | 0.408458973239804 |
74 | 0.552604861480986 | 0.894790277038028 | 0.447395138519014 |
75 | 0.519577332900652 | 0.960845334198697 | 0.480422667099348 |
76 | 0.481262383491989 | 0.962524766983979 | 0.518737616508011 |
77 | 0.453560592988531 | 0.907121185977062 | 0.546439407011469 |
78 | 0.414066049958702 | 0.828132099917404 | 0.585933950041298 |
79 | 0.377175107447954 | 0.754350214895907 | 0.622824892552046 |
80 | 0.377389845751006 | 0.754779691502012 | 0.622610154248994 |
81 | 0.343191738055341 | 0.686383476110683 | 0.656808261944659 |
82 | 0.425091053589354 | 0.850182107178708 | 0.574908946410646 |
83 | 0.399609044121403 | 0.799218088242806 | 0.600390955878597 |
84 | 0.359763605660405 | 0.71952721132081 | 0.640236394339595 |
85 | 0.339476483645663 | 0.678952967291327 | 0.660523516354337 |
86 | 0.328821632769537 | 0.657643265539074 | 0.671178367230463 |
87 | 0.354442245487837 | 0.708884490975674 | 0.645557754512163 |
88 | 0.314999199446982 | 0.629998398893964 | 0.685000800553018 |
89 | 0.325180808491788 | 0.650361616983577 | 0.674819191508212 |
90 | 0.319186619900998 | 0.638373239801996 | 0.680813380099002 |
91 | 0.350240798242356 | 0.700481596484713 | 0.649759201757644 |
92 | 0.319134905763795 | 0.63826981152759 | 0.680865094236205 |
93 | 0.302795141898261 | 0.605590283796523 | 0.697204858101739 |
94 | 0.266631352042791 | 0.533262704085582 | 0.733368647957209 |
95 | 0.242026530575969 | 0.484053061151937 | 0.757973469424031 |
96 | 0.300929943036907 | 0.601859886073814 | 0.699070056963093 |
97 | 0.264951338889137 | 0.529902677778274 | 0.735048661110863 |
98 | 0.231293895660083 | 0.462587791320166 | 0.768706104339917 |
99 | 0.209687662008849 | 0.419375324017698 | 0.790312337991151 |
100 | 0.184366627531669 | 0.368733255063338 | 0.815633372468331 |
101 | 0.157024870074877 | 0.314049740149753 | 0.842975129925123 |
102 | 0.134111528688235 | 0.268223057376471 | 0.865888471311765 |
103 | 0.110632588224501 | 0.221265176449003 | 0.889367411775499 |
104 | 0.0923045057133062 | 0.184609011426612 | 0.907695494286694 |
105 | 0.0916306275062364 | 0.183261255012473 | 0.908369372493764 |
106 | 0.0734373075151926 | 0.146874615030385 | 0.926562692484807 |
107 | 0.0592595763812928 | 0.118519152762586 | 0.940740423618707 |
108 | 0.0476107842206825 | 0.095221568441365 | 0.952389215779317 |
109 | 0.0369139061270905 | 0.0738278122541811 | 0.96308609387291 |
110 | 0.0485602448957144 | 0.0971204897914289 | 0.951439755104286 |
111 | 0.0820873469878885 | 0.164174693975777 | 0.917912653012111 |
112 | 0.154336741837009 | 0.308673483674017 | 0.845663258162991 |
113 | 0.148995476922521 | 0.297990953845042 | 0.85100452307748 |
114 | 0.554297711472214 | 0.891404577055572 | 0.445702288527786 |
115 | 0.692840215968647 | 0.614319568062706 | 0.307159784031353 |
116 | 0.653054444378564 | 0.693891111242871 | 0.346945555621436 |
117 | 0.705946380661241 | 0.588107238677518 | 0.294053619338759 |
118 | 0.659001510385771 | 0.681996979228458 | 0.340998489614229 |
119 | 0.614692351720057 | 0.770615296559885 | 0.385307648279943 |
120 | 0.615033884269733 | 0.769932231460535 | 0.384966115730267 |
121 | 0.69511703949931 | 0.60976592100138 | 0.30488296050069 |
122 | 0.661617907659615 | 0.676764184680771 | 0.338382092340385 |
123 | 0.660021383097385 | 0.67995723380523 | 0.339978616902615 |
124 | 0.603808376218762 | 0.792383247562476 | 0.396191623781238 |
125 | 0.628292935561315 | 0.74341412887737 | 0.371707064438685 |
126 | 0.60173829702899 | 0.79652340594202 | 0.39826170297101 |
127 | 0.54080059932483 | 0.91839880135034 | 0.45919940067517 |
128 | 0.481003428751953 | 0.962006857503905 | 0.518996571248047 |
129 | 0.452971332431305 | 0.90594266486261 | 0.547028667568695 |
130 | 0.414936843811246 | 0.829873687622491 | 0.585063156188754 |
131 | 0.407254770565382 | 0.814509541130764 | 0.592745229434618 |
132 | 0.449179404637095 | 0.89835880927419 | 0.550820595362905 |
133 | 0.381801602849775 | 0.76360320569955 | 0.618198397150225 |
134 | 0.370689770189077 | 0.741379540378154 | 0.629310229810923 |
135 | 0.595533640302884 | 0.808932719394233 | 0.404466359697116 |
136 | 0.529721570252418 | 0.940556859495165 | 0.470278429747582 |
137 | 0.612441904815406 | 0.775116190369189 | 0.387558095184594 |
138 | 0.540197549400927 | 0.919604901198146 | 0.459802450599073 |
139 | 0.631932711169707 | 0.736134577660586 | 0.368067288830293 |
140 | 0.555819565349045 | 0.88836086930191 | 0.444180434650955 |
141 | 0.597137935052324 | 0.805724129895352 | 0.402862064947676 |
142 | 0.594142258893877 | 0.811715482212246 | 0.405857741106123 |
143 | 0.6099652774308 | 0.7800694451384 | 0.3900347225692 |
144 | 0.561858686393421 | 0.876282627213159 | 0.438141313606579 |
145 | 0.458765177782758 | 0.917530355565515 | 0.541234822217242 |
146 | 0.407107410044724 | 0.814214820089447 | 0.592892589955276 |
147 | 0.38977486923475 | 0.7795497384695 | 0.61022513076525 |
148 | 0.266748948964248 | 0.533497897928497 | 0.733251051035752 |
149 | 0.444502658067576 | 0.889005316135152 | 0.555497341932424 |
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 | 3 | 0.0214285714285714 | OK |
10% type I error level | 11 | 0.0785714285714286 | OK |