Documents

Chapter 6.pdf

Description
r\o, u.:callynot. for example i.fth!sample is (2.3} tbt mao 1.12..$ wblclt i.J not aaobservatioa i.a tte sample. 6-1. ã X- L:x, 592 035 1 1 ã - ã 8 II 74.0044 mm = Samplc,uiaOOt: 8 .., Ex, .., :~::: ,- 592.035 8 2 - 43813.1803 1 2 (s92.oJs) 43813. 18031 - .!___....L. = - - - -- n-1 0 000 1569 · = 0.0000224 14 - --'8 e___ 8- 1 ( lllll1 ) 2 7 Samplc&t.llndardck:viarion: S = ~0.0000224 1 4 = 0.00473 JUJU n.c: sa mplc &UI Ddn rd deviation t»uld also be fo-und using 2 8
Categories
Published
of 18
32
Categories
Published
All materials on our website are shared by users. If you have any questions about copyright issues, please report us to resolve them. We are always happy to assist you.
Similar Documents
Share
Transcript
  6-1. r\o u.:callynot. for example i.fth sample s (2.3} tbt mao 1.12.. wblclt i J not aaobservatioa i.a tte sample ã L: x 592 035 X ã  -ã = 74. 00 44 mm II 8 Sam pl c  uia OOt: 8 ~ ,- 592.035 .. 8 E x 2  43813.18031 .. (s92.oJs) 2 43813.18031- . ___ ....L. = ---' 8e___ n-1 8-1 -0·0001569 = 0.0000224 14 (lllll1)2 7 Samplc t.llndardck:viarion: S = ~ 0 000022 4   4 = 0.00473 JUJU n.c: sa mplc &UI Ddn rd devia t ion t»uld also be fo-und using n-1 8 2 L:  x,   x} = 0.0001569 h ere I= ã ã ã ã 0 --- ---- ------- -- - ------ --   --------- --------- ----- ----diam~ter 73.9920 7 4. 0000 74.0080 74 .0 160 74 .02 40 7 4. 0320 n r~ appmri to be a pot.SibleCMl tlier ia htd3t3 set. Sampl eva ri aã x:t: 8 4817 _ , t x; -600057949 ,_, ( )2 84817 600057949- 12 = -- - ~ n 1 = 56 4 32 4 .9 2 -5 1302 .2 65 Sam pi c &o nda rd dcvla t lon: s = .J S 1302.265 = 226.5 yards T~.e sample UI Dda rd dtvi.tt rion t»uld also be fouod .:sing ~- 12 2 I: h-x) -56432 4 .92 , _ Dot Dia,ram: (ro:u.nditlC was 11S«lto ereateWdot Ciag.ram) . . ã ã ã ã ã ã ã ã -+ ---------+---- ----- +--- ---- --+--- -- ----+--------- +----- C  6750 6900 7050 7200 7350 75 00  6-u. mp lea'.tt age: X  35 ). 8 = 43. 975 8 Sam pl e, ariance: 8 I >; = 35 1. 8 i =l 19 L ; =1 6528.403 i =l (35 1. 8) 2 1 65 28.043- .l....___JC.. 8 = 8  1 = n  1 1057.998 = 15 1.14 3 7 Samplestanda rdd e>.i a ti on: ··= Jl5 1. 143 =1> . 94 Tf .esamp lestandardd e-.ia ti on oo u.  dalso e fo und using wh r t  x - x s = 1J 2 .:=1.1 n  1 8 2 I:  x ,- x  = 10 57 . 998 I  I Dot Diagram: +---------+---------+---------+---------+---------+------- 24 .0 32 .0 4 0.0 4 8.0 56.0 64 .0 6905 6- 13 . = 27 O = ;44: Tlte\ '8 lne.;44 is t lte po pula ti on m ea n since: theacttull phys ical po p ula ti on of a ll flight tim es during t lt -eo pera ti on is aV3 il able.  6- 15 . Sam pl ea,wageof o:ercisegrou p: I: x  X= i=l 3454.68 = 287.89 12 Sam pl e va ria nee of xercise group: ã x  = 3454.68 ã x? = 111 852 1. 54 , [tx]   ~ - 1 1 ã s2 = t-1 I n 2 1 11 852 1. 54-  3454 ·68) 12 = 123953.71 11  1 11 268.52 Sam pl e standsrd dev ia ti on of xercise gro up: = 268 52 = 1 1> . 15 Dot Oi .agtil m of exe rcise grou p: ã ã ' Sam pl e average of no :erci~ grou p: n x 12  1 ã ã . ' X= i=l 26 00 .08 8 325.010 Sam pl e a ri anoe of no exe rcise grou p: I: \= 6oo.o8 i=l ã I:x; = 947873 .4 i=l 2 94 7873.4-  2600·08) 8 Il  l = 10282 1.4 = 14688. 77 7 Sam pl es ta nda r dde>. ia ti ono f ooo:ercisegroup: 5= ~   4 688   77 =1 1 . 20 Dot Oi .agtil m of no exercise gro up: 8  1 ã ã ' .. . -   . . ) ' --  ~~ -L~ ~ -  ~ ~   --------~ ~  ~   ------~   ~   A-JL   ~ ·    L  \ X= i=l 6·17. n [ f>] 2 tx;   i=l r 2 ; = ~ '   -   57 .47 7.184 8 11 -1 8-1 s = .J'o . -oo-0- 2-7 = o.o2066 0. 00299 = 0.0 00427 7 Exa mpl es : repcatabilityo  t.J e test eq u ipme':l t, time lag btTh · cen sampl es . dur i ng which the pH of he solution cou ld change, ar..d pel<~ tOr skiU in drawing tte :am pi e or us in g tt e. instrumen t. 6- 19 . a x =6s.86¢F s ~ Ll 6°F Do t Di agram - ---------   --------- --------- ---------  --------- -----t~mp 30 40 so 60 70 80 b) RemO\ i ng t f .es ma Ji es t obs.etva ti on{jl ). th e sam pl e mean and standard deo. ia ti on b.. ''Ome X :66.8f >°F s U) . 74 °P f>  ~ . The med ianw i.ll equal t le mode when e sam pl e issymmetric ,,i tha si ng le mode. Tf l,{'symmrtry im plies tl e mode is at the center of .hi: sa mpl e. 6·23· ~  t ern  a nd   l eaf di sp l ay for C)'Cits to tSiJure: u.n it = 100 *-rep resen ts 1 : 00 . 1 OT 3 1 OF 5 OS 7777 10 Oo 8889 9 22 1* 0000000 11111 33 1T 22222223333 (15) lF 44445555555555 22 1S 66 6677 777 77 11 lo 8888 99 5 2* 0 11 2 2T 22 Median= l4$6.:;.Q 1 = 1097.S. aociQj = 173.;.0 No. only s ont of70 couponssuni\'ed beyond 2000 <: Cir..s . > · 2..5 · St em-and -leaf dis pl ay fo r Prob l em ~  4 . yield: un it = 1 112 reprcs.eo t.s 1:1 1 7o 8 1 8* 7 8T 223333 21 8F 44444444555555 38 8S 6666 66 6666 7777777 ( 11 ) 8o 88 8889 999 99 41 9* 000000000 0 1111 27 9T 222 33333 19 9F 444444445555 7 S 66 6677 1 9o 8 Medi an= 89 . 2.jO ,Q 1 = 86 . tOO , andQ 3 = 93 . 12.5 6·  7 . Sam pl emro;an i sal (lO I) 3.;.; h obse a ti o o. tr £mro ; an ;Sl<j6.;. Modes are llO~ . l ~p.;   a n d 17.50 w lti chare .J . c m os t frequent data. L\ X =- = ' - Sam p e mean : n 9825 9 = 14 03 .7 70 6· 29 . Do oo t use t lte total asanobse:n -a ti on . T t... l'ea re 23obsen 'a ti ons . St.~-::. r. d-lc::.f ~f llli r. :> k  ~ · =-~~ t;,ur:. ~ -. 23 ~=-f (k .i t. .. 100 HB) ã OOGCãOOC · Ot:OGCãOOOll t 5 0 n 3 0 5 0 2 ã ã 1 1 1 1 1 1 I 6 th Sam pl e med i an is at 1 1 = 3843. X= _ = ''- 4 398 .8 I 9 1. 0 Ssm pl e mean: n 23 .. Sam pl e va riance : s = 1.;0673.8 Sam pl e standard devia ti on: s = 388.2
We Need Your Support
Thank you for visiting our website and your interest in our free products and services. We are nonprofit website to share and download documents. To the running of this website, we need your help to support us.

Thanks to everyone for your continued support.

No, Thanks
SAVE OUR EARTH

We need your sign to support Project to invent "SMART AND CONTROLLABLE REFLECTIVE BALLOONS" to cover the Sun and Save Our Earth.

More details...

Sign Now!

We are very appreciated for your Prompt Action!

x