Statistics and methods, Study notes of Mathematics

Mathematics, Statistics, 2025, DPS, Delhi

Typology: Study notes

2024/2025

Uploaded on 11/15/2025

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| jeliolae_ L _ Qtatisticn Analysts oy data __D_ Measure _oj_cen hhal_endlency —> Mean, Median , neods @_ Measw Of. olapeetslan > 1 Mean _deulation + Standard denfottan—y Narance coop, Cfent_t by —vostabion » 4 __e_ Data} Perka__fr__of _jolloustag ype: ® Discrete Ungrosttoed date @Q_Nisucte Groped _dlate ——> 200, Uo) 30 Fi Tos, 240, _ _____@ Continue. data too, 128) eo, © 1D © {9 oa Chu & NG. . \ 7° t to =e is) 2g 130 ° 200 wd _S2-\00 ° as gto. 4, {o9 -1 5° ‘ \2s {$9 - 200 3 11g 290 -2s0 G22. 25)9 - 300 Oo ws & co 6 °o a mole mean —__ br _distvote Ungrouped Joab. Mean = Sum ea, all numbers Me Soy = yea ee: Xn N (ound L: 4Of ternlena : . a N X= Loo 4 2WotRo = LOI Zito 1 Oo = Fo ¥ : x As oreskey Grouped Goda! Wz SE bhat . i; | 2 i = 28200" Aye Os --— WMO {o 26. en at yo a Vk a 2 at BeBe NORIO ya 2° pt eter --- 1O! ion 2 = 5 4 5 so lo Le 6. “fru paren LO oconalzong $s 1& B here te type obsewatten % +aiven Gs 32 tngread ay Oust py \ 23+ Find ert Wifecl Mean of fro dor 6% or Bd = IS lo tyes i s ‘ iA O- “In 4 clown St 1O0 — shitchond, LR ove asig ZO 0 ang 2o_gSels frig __0_Ma ica 0) bor fo—in Ts __febeee og Sf gis 2 fad Ago clara tc “T 2 q2 = TOx 1s +30K% LO.0 D1oo = 525 «2000» 2000 % = + 1980 N= 0-65 F enon ang. i SS ; | ' Lb ’ ‘ables ——_— Q 3 > Is ey) 2 ——laa Gy 5) 2.9 S 9 Ne 3? 6 g 9 4p Yow wt th CL Just qreaten fra om N/2 : ; etal, xi i hi Kiki roo eae 7 1 ea Ww .€. % Sans No soe <1 ua ¢ WHT 14 yb q a a a \b \ 20 =N ier 5 ae Witt Gy & Boo... oa ee Ye $e as eee G3 23 ¥ Modan = Qe CN 2 <8) ci) l Clos 1 a orb glee tae, to-%o 5 13 s 2-30 1 20 = 17. i Zo-ko a2 Yo- sv \ 23 i | ‘pete H = | od YY we ee we Sx d= 2 — 2 — #3 ediao oy —1\— Aisdiack 9 biowotdnrs §s 20 1 Ty nary-\ dh Of U_lagest _Ob set thiion —is__Tncrensea bos ge and 3 Lpinent_Obsswatsion fs __chacteored —tos q tS Sth Mamatn Same 04 Qowest Was become, mors \ou)_Ond Mu Wags! hoy been lnigh onhy—so_piean ao eT ¥4 Meer and median _o4 100 obSeswettise gure pa GO_ ond S52 Yr valise 0) _Lowrpane fs (00 but lates ‘yp uar detected ao 2p Swot toe a ctrolh, totd aie No. «Spat Grit) be te nee martdicn act onsen. = Mean should bs (ner eased bay Oo] = So-5 ___clasa re oy al O-10 22 22 Find mean ond medino is lo-vo 22 60 E of. _w-30 uC (oG* 5 do-4O 3s My ALS. Y@-5O a2 (bi ane: 2% 5 & IS AKRE r POxYs + Box ast Yex20 16) Zz Bus QO. chars fi of na (are =2 t Bore 4 a vo. 4 & 12. o Qkb [Nf eB pa ana Ma ett 4 = reg uray — ay mre da) eXara i ; tee pony Of horses befor o modal... es pengneny clays ent ce at a 4: Choe +! us _ {-U 3 pt Jord yD u-T 1 pe ; Qo-1~¢ fo 10) ee Bag ST 10-13 Ss \ 13 A 13-1b 4 ES = BBS (2 Pip prox. Mode + 2Cmean) = 3 CMedian? au : ve : 5) os DR Meassement Ot -_chispen sao QD. Mean deufakian “This is mean 6 deviation Of del Olescuncdtina —psccn (el fined Mumia cee Ths ned vunlnon fa daken ae Ottnmertion mean — i wo fo mentioned. Bud a mettimnod tren pan we mean, Median » mode. ern 0, 0,40 i. M=d0.-0 Ate go -@ 22,4008 BO +30+60 RtOt? beoy ved : os 3 Formuda ? Mean at devisktoo = 3 (k= vi [ox ogrios| Al on, Find Mean dauiatiaa 4 — _ Debs, SiN, IS 46 $+ 64+ Ts pal ty © ~ + =T,—auniuy _tterent of dada Badge ot - comstank feta ancien — dale ee ee sy een — aletient —&—mrbinpiind rule ri ___ Reso __comat_—_l€ __ Roy m2 on. pte node JEL _tinww @_old mean —ab oye n _ Shardasd olew = J Vosfance = | Zu (=) Low OK: sa = | fx 2 a) Ss) Nolet Sar a ¢ 421° Blesays n n 8nd stantond deviation 9, Guat a _nahwal no. _ Note: + Vonutane 6 —X>- (Nx [ee D Van Cri td) = vost Ui TT ene) A Man C08 > _£B) Nox CAad 6 @) 2 A> Von 7 $$ En. 30,40, $o,60-— ~120 Pra. tod (Sustsact oy 20): For buco uancy Aisrrfoutfoa— E so R 2) 2 float (a8 Sy = _Comiained Vosuanee * his seid cota 2%. las f1 aad na oles ust 9G ond iG. hao ‘to mean and and Sse ny ciannad daulstien un ceomeed x VOKUane, 2 2 o* U gtsen Noy SO = 9s (et Fed y+ ne Carzpae) TAs Udon di = (x a map and_de2 [Xe- x) oncl M_= WK + We VY ye ExT, 2 data cov each oy she Sos andi” LNomtaNce a9 tr and GS ond *Mean co 2 and loneak Obsoxamation+ > oO) [ee Utgest — Lowest [orm LL,» 24s, JO AO 29, 20,10579 , 1OD Rarg. = 109 —\ =H © |toontefent O50 = e \ 3 ‘ Ty x \ __@_|emeriident op var =< 4 to0 ‘ — = © for 0 Surenenety tc AScarlartion (mera = mingle = nae diya) \_ Mean ae = 4 ( Stondaved ctew) | Ss S °° ; — — 2 -forinas Sy Range = Mars - men | ' Max+Min | tate \eBd y . -- = | + (od. hee tn oy AM = 25S pou Ae Mana \+ Sod -\.S5e4 ea sts tit ya Sts 2 ts” ae \a_ Yo [oo tpere a ©Y.ler=0) @) 4% > ee a : ~_1(ah=t) (ae ~ 4 12 . un) a! Ces} = 401) re eo? Q, o ee eS a pe fund A and te ez eB uw in =) = Q 1 lo tate Wo. So lew () = et! (i ci, Mell oF > ° Cx - Ss p2 Face Lead A = Lo. AY fa a 5 = fo = O' +inj) = 6—Cne iy — Ain) Lon. box! Lo-)}. ~@-\) (pegtds) 3 fee) Lb? Hol = ene = de \n- 2 lp-% aren = C+ Be te = Se.