psc laboratory technical assistant (textile dyeing and ......(dl \hrriftpd r;j.;srmpl rlmv( pndur:n...

PSC Laboratory Technical Assistant (Textile Dyeing And

Printing) in VHSE Examination Previous Year Question Paper

Exam Name: Laboratory Technical Assistant (Textile Dyeing And Printing) in VHSE

Medium of Questions: English

Question Paper Code: 122/2014

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aB) iis ol boundud vari.lion on la,bl(c) r is or boundd !.nation .n 1., bl and d is .ontuuo6 on la(r)) r is ol boundcd w.ri'tion on h, bl

3. wlrich or th. tollowing *quem.s |til is ml udiomlv onv€rgcnt

L22/2074

ll ind lhcit comPlm.nls alwiYs is i

oi t) nnd their co'nPlen.nis always is a

'Ct lr L Jnd f,Jn 'l'Yhl\ontl $mf,^t)i

9, wlat tyF ol det'nirft,e d@s rhe qu,.trahc rom r2+2f+3i+2yz -2r,+2ry poles ?

Idstily the in.oEt stahrenr ot dE to[owi.8 :rA) lt A

'q m, n marru ot ary ant w'ri its ajnr@ Ai,lhm AA, A- A

[B) The 8 - 'ivge A.€\Frr and rsnt {A.)> ranl (At(c) If A" ir . g inv6e rhd A,A or AAi is idmpor.nr(D) The M@re - P6'@ 8 - hve4e is rcr lnjqu.wlid of the followina desnl hold hue atways ?(Al P(nl=r4) > 1- >L1P(lf)

t"(lTi=, a,J' - t, - 4 * ;;i=,16'1PIA

^ I ^ q - P(A)PI'/ A)PIC/ A

^81P(ul=,4) s I >i'-, P(-4,.)

Ir x > 0 a.s., thd which ot rhe fdltowin8 lnequaljti€s is wM8 ?

lA Erx4,rE ytt? "' rtxJrfr

(c) E(xrl1>(E(4)r/, (D) E(roE(4) < losF(x))If x L a unitom I0, 1j random variabte, rlrh which ot tlE fottowinA ispl*-I '11'I 2 4l@l 8/9 t3) 2/3 (9 2/t (D)Chl@ lhe .oft.l statmnr :(A) x, ---!+x t x. l+x(B) x, --4!+x t x" ---trx(g x, -!Jr, y. -?i c tx" + r" $1 1 "(D) x" l+x J, x"--4!+x

(c) PGitiv. 66i - ddinile10,

(B)

(c)

(D)

15, I2t lxnl be a *qure or random vdiabts wfthux. = "t= j. nx. =o:=t - *.,,0. *""(A) x" lio(c) x,.onv€€€s ro 1

122/2014

(B) x, , onr irh meanin Fobability (D) None of rh6e



16. ll X is a non negative randonrollo*ing rupr(sts li(x) ?

13,

vanable wiLh Jr>hrhuh.n runlhon f lhen wh.h of rhe

(D)

rif('

is 2/3 a^d the PlobabilitY thata.tltng ai l.aet DE conbact is

(D) 1

z

z

(D) 0_!

17, lh. rrcbrhilit! thai. coniracrot wiU 8eth. r jll nor 8et an el{tri. .onh..t is ,/91/5, whai is i\c ptotabiliry thni h. wili

lq 14/ 45

l.ct lx,,l be ! s€qtence oI iid.s,, =:l rx(.o'z=v{x,)>o dtrr z

i.i!J9 _ u(B)

0)

r22/ mr4lP.T,O.l

()

19. hrhi.h tlF ol.dnvcrSene n uPd(A) Conv.igdce in Ptubabillt-v{c) c.nv*sme in u{

in d.hal limit rh@€m ?(s) Convdgln.e in rih mein

tollon in8 b not o chan.teDstc

(R){ ) ":

21, ll t.(s) denole the p.8.I or rhe nndom vai'rble & the' rhe p g'f or

m, n rs int Bds (m,0) hgjvo b.v:(a) s,f!fq) (B) d'.Gd) (c) ,r',(s) (o)

Lr X a.d Y be indePcndcni sran{lld rcmal tandom larinbLs ThLn

'= L\- I '-(^) chi - sqn.rc dhdbution with 2 d t(ll) C-h squaF disMbutid sith 1 d.l(C) li dBtribution wiL\ (2,2) Lr'l{D) r diskiburion wnh (r, r) d.f



23, -Ihc distributidn fu6.tionttp!), (t7 $, t, < t, y, <(^) F(r?, yrl .. FGrr) 1(B) F(rr, yr) - r(:, vr) +(c) F(r,,$) + F(1, vt _(D) F(:r,vr) + r(r2 11) +

! ot a two dimensional random variabte sr(sties, for

Il 'lxr

G th€ .ftlzrion bernM X and yi rh€n .@larion beh{@ U =a + cx and V = 6- d!

In a pdti.lly d*trcyed laboBtdrv Edd oI an aMltsjs of ct4ldjo dar., onty dE foloEingFgesion equations rF legibl€ :

Then the @. vatle of Y G:(A) 13 tp) 17 (cl t3

(D, Y- Pohson(I, and x

(B)

(D)

(D) 66

dnd Y a.e indeFnd€nt rh€n rh. @ndiliml

lun tiosF(r)-1-e r and c(r) =1 - e -rv

?/2 (D) .

wh€r xl, x?,.....4 e i.i.d. p (d, 1) js:(c) P(d, n) (D) p(od! n)

pt *p".r

!"", ,r'* i" *" ^a

1^) 0 (c)

27,

24,

r X and Y are rindoh vatabl6 with distnbutionEF.riv.ry, rhcn EIF(Y) + 23(x)l is :

(B) 1

x("):Max (xr, x2, . xJ,(B) 8(q 1)

Ix -'

30, Ir the momenl Ed€rating tunclion ot X is

vmanc ore Gpetively :(^) 2 and 0.s 13) 1 .nd 03

vtty = !"' I l"zt *

r22/2014



31, Which oi lhe r!,lbwirtr staRrols n not.u,$r 2

'^, lri s.lr ''l5;? n - orrwr Inim i lulullbon nf \i. \ 'n 'L h r tr'v l.r.r cverv' r, $ lrr'\drtlt ^r r'l hr'.. ot b'r'n \Pl+ hd

obhi're isa simPl. randonr emde(R) Sihtie rardom smdd d(6nr itMPl to RiDrc rhe €tfc't of darr v'ridtion on tl'e

eror ot dslintlionr( r A 5tsrbr,cd rar\lom *mple s mobbrn d by +pdBbB rh? PPUhriDn enmcnL< Inr'

nd..vfllrDpi-q qr^up' rnJ rh.n *|(rr S J qimPlt 'Jnd'm emPl"'omflih qrouf

(Dl \hrriftPd r;J.;srmPL rlmv( Pndur:n P\hDror w'lh t 'malls !rndmr rhnnthtt of the..resP.ndi!8 cstim.lor in sinPlc Fndom so'nPling

32. With Fsard lo ratio cslim^iim ba*d on thc t6Pon* lariabld y dd subidiary variabl' t'n.nrfv rhc cor€crriitrmfni

ofrhe followinaiei ri.,* " -'1"

*"-"* s mcr "rl(jN" wha th Fl.rosh'P b.awm v 'nd I h'n. ' rhr.,reh .l[ r,tr rno v r q '. r,ro$'n'drl r' !It{) fh(,o'pb;;n p h s-n r.n.l r,le' nd tfl6 r the p"\r'En d thd nh FtimJrd

l(:J Raib esfinato$ ar iMavr unbi.sediDi lh* Dlio t"tinrli"" 6 .s;.[v sxPdior b rcEBsion in srimatid if dP datiu$h'P

bdwm tho y' s and \'s is I staiShtlinc not throlgh th" oriSin

33. A s€iolo8]si wanrs ro estinatervhlre no lisi of re3ni$t adult isd.si8n in rhis..* 7{A) sin,ple random samPr'ng(c) srralilied $Plin8

the avsaee ln.omt P€r adull mlc in a .erbin snall 'ityavail.ble. whal would be thc loal.il.hoice or dE suney

(B) syslemtic santlins

34. $/hi.h of the lollowinS 3l.tomPnts is not coat r(A) Systenatic $bding is easicr to perlorm rnd js less subjst to intervn:wn5 'ro!s

tha'nd,Dl€ rardom 'nphnarnr f -i -*. -.rt'.en'-. ro lPs nrtr stonJr'n P Uar'u\l lhd imPle rJa ionsamfr'ng

rr ! l\h.n rh:( Dooulr'i.n si L\, F l..ljc and $c miiclr'n n' Ffli imt b b'ttee' Diic

";.:*,;,1",',,'" ."..;rurt*'iplirsrrro*rtuo-p rhmrr'" vsemdr"dtrpr'ns

mv hc bctler rhnn siDplP randomsnPlingOl 'rlvrr"mii. *.prinAi" Prerefbh wLnihe PoPutation

or interesl is odeEd and

PoPularion sizc s rdrEe

3r.,\ n Dndl'd(c! o, Univr'$h {u'lcnr oPrtotu 6conddd'll hv eldff$ J smfh' mJon-,mL.le Jt unr,,:-r,.. rj.,r it ,t,o.(rnIn...un.v,nlrhi.Pl(riner"nr. .nr'n*-i'. .,i.'a..,,. - -.,rr, Biv ! hir'.1 or'nrtr le,u tv dPr*n F rs d hc'P :tA

37. Unds . 24'factdal d6i€n, whrl in[eractio. is coniound€d with the toltowi$ blds ?Bldk 1 I (1) ad a. ab cd bd bc ab(dBlock 2: a d . b acd abd abc bcd(A) AB (B) AC (C) ABC (D) ABCD

13. Consid€r the linear dodel:tt-\+202 2ot+.1v2=q+30r-q+€2

Wtm yi are obep.tios, 0 aE pahm.r6 and ! aE unorretared ddom hrjibh! Fithmed 4ro and otutant vdian.. fd i = r, z 3. Thm whnh ot rhe foltdin8 i! tnp ?(A) 2!l -y, -yl is an unbiased slimator or 01-403(3) 2Jr y2-ya is rhe BLUE ot 0r 40r(C) ,, -3!] is th€ aLUE oa q-401(D) yJ -4J3 is rn unbi.Fd €stitutoi oI 0r -4€r

39, In OF ANOVA fq an RBD with 4 blckl and 6 rrarmmhis 6tieted, th€ €rd d€gEes ot freedom b :(A) 14 (B) 15 (g 23

havirS one h;sing valu€ whicn

(D) 2440. For whidr ot the lollowinE er oi valu€s will a Balanced lnom?lete Alek

(A) v=11, b=22 r-6, k=3,1=1(C) v=21,b=4" r=4, k=2r, r.=4

@) r-7, b=7, r-4, k=4, \-2(D) v=Z b=t r=3, k=3, r=r

41. T€srst.hsticJort€ltrh€stgni6caMeoIdjff€ftn.ebetqenvdian eof hronmalporubtiomwith known n.rns baeed on rwo independent sampt€s of rires m 6nd , ;t.chv.ly(A) r. F distibltion with (n-1,,-1)d.L(B) a , dhbibudd eith (D + n) d.L(c) a r dBbibution w h (r+r 2) d.t(D) an F distsibutior with (rn, ,) d.(

.. 51;*,;;;_J;f il-domsmpr€

foma nm,r drEiburimN(8. 4 lh4rlEMLEot

4!. If X1, x2, ..........Xn ir a r.ndon sanple lrom a lopularjon with demity fddion!'x te - .-qp (B) 4

45, Il xr, xr, .. Xn bc. rddom snPlc trom N{A) !x, i5sur{i.i.nl 'or00l rx3 issulticicnr lo' e(c) (:x.. rxll cioinrlv nrfiici€nt ro 0

(D) (:,xr.:{xi i)? nioindv suffi'i'd rr 0

(u Uzl rh.n wh(h nf lht tolLow'n8 i5 tEe I

:xr(n -!x,)

thc b.undarY Poinls A .nd B erisiY:

rn\ A.:r,B> jR>l:!

{7. P'qi nn. {nAlP nbvndron ( lmm I nnrm'l noNlrbn kllh mern F anJ virim @ry

-' ,i*ivf .' ? es.ncrn/c ' 'r k4 rhe \vroi\e{' Ih J ? - dd"rsr H | : ' < 2 whm

u- arlF dF qurnt'lP o{ c {.ndcni nomdl dbhbund F:

';'; ; .-'; B *2" 2 n' r'r','2 rn' x'ror2

{3. Ba*d on a random sample ol si7F n ftom B (1 P)' lhe uMvuE of p(1 - P) is :

>x,Ln >.\./ ,^. >jl>j, {'()

"^--49. I €r 'l be an an.illtary slaristic for the P'FNter 0 llen I and s at indepfrddt

:

rA 5 ' conpl(h .llf' ! nt ur u fB 9' ur\'x'd lo! 0

r,t."-tr*"*.'o rDlSb\oni{nlturo

50. Il w is lh. wil.oxon rtnk sum stntbti' tnd U is tic Mann _ r thit'ny U 3tatstic' ub :

t3)

(R)

:xr(r\ -n)

u =w- !-81-l)(A)

(c)

sl, ff x touNs N. (0, :) tld X AX toDows chi{qd' dGkibntion vith r d i if and onlv il :

rA) A>iso1;n r (B) Ahotsnkricj .q: r ia.np"r.na or 'nr ' (D)

A is idmPoirftl of Fnkr

u=w++lw-.u ll !l-:ll

722/2$4lP.r.o.l



52. Ler R b€ rlp smple coftlation .&ffjcjent ot . Lrvariat€ emplt of size n ,M a birmitenornDl popuJdho srhom,tarjm (E6i.i6t p. up=orh6rh.(l!rre& R E,"I*

\ll Rz{A) r dnhbution wirh (n 1,dt. (s, r d,srnbrrion wir} tn_2)dr(rr F d,shburjon w|h (r. .) d f ror Fdi.hhulionEnhir,n_t)d.t

53, ItEdbhburion ot H.k rn8,c F sbrkric folws.(AJ chi -squrredF nbtfion (B) rdiqh,burion{(, wbh.rt d' ?) be ijd r.ndom vecios ton Np (0, ,). Tlm the diskiburid o,s=-l:(x, f)(x, lr- wheFx=lr..E.

,, ''. [; .J -t)ror *"p.a(g (t(;''55. rl (xl, x/ Io .ws a bivalaientumat dtsiriburionwjth

rhe disFBion tur.i\ ol (xl + x? xr _ x/ is :

t /2)(,),

(1(;?) (D)rrr [o zJ| 3 r/2\(B) [r/, rJ (c) 2)

IflNr t. TIE a to'son Felss with Dte r rh.n wlt, Nr has in,lependcnt DcRmenl(b) PlNr+r- Nt= r)- ^r+o(hl(.) Nr

's a shriomry

'nmmmr prtrs

" XJfi;,il';r'Ji,';:'- p'k€5swithE(xr)=nltrm0'(B) n>2

r. H,,]i"?,#",1,L5,rh^f,ndpnr mmpons* or rhe Bndoh v*b x - (xl x! xJ.ta) vtft)+ vtylt+r\ti vtx,)+ vtx.)+ vtx-t(b) y{Yr':v(yt>v()ttq rr. y, ihd yr,rc untorrttrLed(A) (r):nd (c) tB) (b).nd (c) (q G) and (b) {D) (a), (b) and G)

59. $4!.n ol rh€ rotlohnS sikftn(s) E/,r r.ue 7l;l,iI HI'H;ff JTi]Ji.n".i.,iil?t1't"i5;11,1t."#H' *"

lrare of a M&kov .hiin i( (altcd *xod(rHr rdrrd/.) rcr rb)rd(, '(D) (d), (b/ and (c)722/201,4



60. ld X b. a r.ndonr vJriable whi.h follows t t'oisn dhlribution wilh Parameber I tnd theDr'or,,!r"l Lr'.i',.,r 1'nlr'.hs (1r Hl rF! n rh P!' hiut nFt thui'un ni.rr .r. ls t 'Br 'i' rP, 'r 'tu

r'B l) 4r) /1o F \)

Or- Unao 'U"r"t tro rcs ib$@ dF Aay$ 6tiNtor ot a Pardrerc ts the:

(,^) Mcan or $c PostYid disinbntim{r) M.dian ol thc Podmor disFibution1( ) Mode ofthc tos!.nor distibnhoninl r'l*. o-ori." "t'.,r ."!n

ol ihe FGtcno. dnkibutid

62. For lie linear hdlcl Y = XS I ., where € is. vei{ot of non_obsNabt' nndon variabl€ sithrikl-O rhen ih. lci( quaru r\limJic of 0 iii^, t r' t R. '\'\t r\ \i r\\)\') rlrr '\'\rx

iv

63. thc hiz.d tunction of ivi.bull distibtrtiotr wth shaPe Padm€ter I is nd{)rm iredhg

(^) !>1 (B) p

lAl 7 /L2

nF Ba) 6ian poi^r 6tinarr(A) Minihising the td3(C) Minimiri.gth€ dror

(B) Minihising rhe elp€cred |6s(D) Noe of *€e

nhrkov (hain w h teo sraFs 0 and 1. Th€ one

f1lI lll l,r* 'l. n1a.,=rrx"=or ^,(Bl 5/12 (g 7 /r8

3t€p tracition Frebabilft y

n- A ged rienrific r€*rh is .hara.r..ikd by(A) lt requiFs clea. a i.uldiion ota E@t(B) It 6ouows speccc ptan and pqeiture(c) lt aaepts .abh .rftiel a$umprioE(D) AI tlE abov€

72, To undeFrand hrmn b.havior and rea3oM okr a tong pdiod of time one has rd do :(A) HFron..l itudv (Br e"di €,p.;".bt "t"dy(C) tin8ibd@l srudy (D) cl@ Knonit shtdy

73. T€n(hing and k"ming,n nem.rr. ulua v in rFa grour. rhd ar. lbuduFd roI'duea.hv€ pa,lripalion in lerhinA is(A) SlhPosum (B) SmiftrDiEctly u*l!l apptction ol *imrilic(A) Knowtedse (B) s.i€nc.

(D) 1rl r8

principl6 ro Pddlctid is.alled :(c) T*hnolosy (D) R€s€aRhWni.h or the touowing quiliti6 a rese.r.h- must have ?{A) cwiom aboul $e world tb) rjsr,t and !}srpruri.(q rnhlleruarty holFr (D) arilhe.bo,.nE nci efi€ft^ e Fftung tuhod rhar cn.u"! ma\rnuT pdnt.,parion ot sludtrrs FrA) kcoE merhod (B) tc,, b@t m€lhod(C) Disssion merhod (D) Demon,rhrion merhodv..rhi.l oj ry fouoTi_g Erhemdrhpdbnr.adkaro,orqktirj,orcdu!,aonjna..hool?

(B) Qnalirication of r€acheb(c) DisiPline @iniain.d itr fie {h@l(D) studots' a.ni€eeMts

Wli.h ol th€ tollowing is not 6 qu.l y ot eUdive leacher ?(A) L6s inlehdio. in th..tass{A) Adopt i.t€rftlive ntthod or teachinA(C) R.duce dF tuiety lchl of sludmL(D) Motivatc rhe stud€nrs to take iniriarive

722/2014 t2



?9. 1\'li.h ollhc folbwing.in lt achiPv.d lhrolgh valuc education ?(,\) lo in ulcare Dt rnlues (D) Devrloliobskilk(c) ,\!rrf .n thrci.aL litlcss (l)) Dtv.lotn€ ol Perurlil!

30. len.iin8 metnod {l,eic puryoseful aclirityFcrlt,rnf in sitrrh.n ihrouSh ihc Pr&e*ot

lhd will rcmove r re.oSnEed dil{idlty or

(3)(D)

3r, -

.lThcConqiiurtunotlnliadire.hth.Sl.t€kro€ani,cvillaScPin.haythand.rd.N rm r'irh poqer an(l iulhorir) to rrncrim.s unit ot lnqovdnm"nb(A) Artjcrc 39 (3) Ari.l. {0 (c) Ailicle 42 (D)

^nicL 46

32, Arli(|t -.t

lhe Con{nudon ol lndia inP{r* a dtly ullonfiotc.t tlie $verignr, unil! an(l inl.grily oJ lndia(B) 5r-A0 (c) 51-^(.)

b..rcatcd bt the !.rlrment Js ehFwcled undu -otlht(B) '\di.re 312' (C) .\rricrc 311

33, ALl Iftlii s.'aicF.an(.n.htullon ot Indis

frrcd.m rs to pJynrpfio{ ra\rs for Pmnorion ol rny lsti.ul.r reli8ior is baannted undrArtide

- .l Thc Co'aditubon ol Lldia

(rJ) 27

35. L, sollin sn18h y N.w Dclhi Munidpililv AIR 19395C 19ll3, lhe SuPrume coLd *as caueduFo. io rte.lde whethcr(i) MunidFn authorilis .an inPR 6t i.hont d slau8hter ho*s lnd€r A*icle 19(6)(lr) [mplov.es had . h'ndimenlal riSht lo r.sort ro skikc i{jlhdi nohce(Cr) !o.rl iulhotiti.s can lL{l'. ra\ tchosP{hvclyil)r Hawke6 hd r runah.nral nghl to.a(y on thcir trad. on P:v.hcntt !@nt ror

(r) 5r ^(f)

of TtE Right to Infomalion Acr 2@5 trr to be Pretetud.tpiry ot p.riod jor ift.i of inntrmabon or rlom dit€ or

36. firsl dptcal und.r sl{tio. 19(1)wiihnr

- drYs rio.r fie

s7. ^s

rer s..rion 4(l X.) .r Th. Natu.al GFn t ribunal Acr 2010, T}te Tribun,l shal .onsht oI

".;imrn of - rulltiftdpert m€nbe6

{^) five (B) t'enry (c) fitt*n (D) t.r

33. ^.

p ' \!hnn 22rln4r.I

Inr I itud,ntd,'.nor humcn orgd< A' I lc9l, no l]ur sh'll1 .t. . o$p i -r fi c.i ht i per\' n qi'o hs I v'r ror'.r ol

nor l; thJn -

days ro tlE APlroPrirre Anrhdilt, ol thc allsacd arfcnce and hisinrPdion l. nrke th. fomfllint

lP_T,O_l

(3) \i. y



-------..

89, As pd St tion 10(l ) ot Th€ .crheduled castB .nd s.heduled -lnbes (PFmtion of Atrciti6)Act 1989, a speial court can p6ss .n exLlment orde. .BriBr 6 Fe. lik€ly lo omnilofifl.e and di(l hin nol to return lo the.oncemed drea adr su.h tsiod nol exceding

d maj, bc tpdilied in rhe o.d€r(A) six monrhs (3) one ye.r (q rwo ye4 (D) five yea$

90. A.cordn18 io Rul. 2(j) ot l\e Noise l,ollution (Regdatnh and conrrol) Rll€s 2m0,'Night Timd has ben detin.{ .s thc Fiod b€v*n

91, Who w.s thc founder oI'sdhu tda Paripalrm sanghan ?(A) sre Naraynna Gun(c) ch.ttampi swimikal

(C) P.K. Chalran Mast€r

(A) Mampuram TnanSal(c) Poik yil Yohadan

(D) 9:30Pmand6:30am

(D) skhoda.an ayyapFn

(t) T.F Knshnaswami ly€r

(E Panlladi John JePn(D) Moorkoth Krm.an

92. The s'il orEani$tion n Kml4 'Srruthsr gdrupm' was 6bblhhcd in $. t?e :(A) r816 (B) 135r (c) 13ss (D) r3e893. Wlich rmg tho folowing is nor written by C. Sa.t ra (utup ?

(A) sury.*.nthi (B) Nimishan

94. Au,hor or Lhc tdm@. t'ml' jdrhil,kummi .

95, Iic RenahFN l.dd.r r Ke Jlr. who Anl tic nrFe Kumq'a Cutu :

95. The name giv€n to the Ai.force's rescue operaiion provided to the tlood vicrldsor Uttar.!.h.nd :(A) Opnalion Surya Hope (B) Op4ation Rahai(g OFEuon Gan8a Prdha. (D) Op€btion Bl

psc laboratory technical assistant (textile dyeing and ......(dl \hrriftpd r;j.;srmpl rlmv( pndur:n...

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