View
217
Download
0
Category
Preview:
Citation preview
7/21/2019 Tests d'hypothses
1/17
Zmsts j`ypot`smsLoymbbm &[roportcob
7/21/2019 Tests d'hypothses
2/17
Wumst-fm quubm
`ypot`sm ?
7/21/2019 Tests d'hypothses
3/17
Cbirmbfm
7/21/2019 Tests d'hypothses
4/17
Tcsqums jmrrmurJfcscob
@ypot`smmstffmptm
@ypot`smmst rm!mtm
T
"ct
@ypot`smmst #rcm
@ypot`smmst iussm
7/21/2019 Tests d'hypothses
5/17
$rrmur jm typm C
Tm!mt jm "`ypot`sm %" jf"rmr iussm "orsqumb r"ct' m""m mst #rcm(
[ro))c"ct jm fo**mttrm fmttm mrrmur jbs jms
fobjctcobs jobbms + ( ,m f`mrf`mur jfcjm ju rcsqum jmrrmur jm typm C
quc" mst prt . prmbjrm( /b ppm""m fm rcsqumjmrrmur "m smuc" jm sc;bc7ftcobju tmstj`ypot`sm(
$b prtcqum' "m smuc" jm sc;bc7ftcob msttrjctcobbm""m*mbt jm 4 6( ,orsqum "msfobsqumbfms sobt ;r#ms' ob prmbjr "ors ubsmuc" jm sc;bc7ftcob jm :6(
7/21/2019 Tests d'hypothses
6/17
7/21/2019 Tests d'hypothses
7/17
=tpms jm tout tmst
j`ypot`sm
J7bcr "`ypot`sm bu""m %mt"`ypot`sm "tmrbtc#m Jtmr*cbmr "m smuc" jm
sc;bc7ftcob mt " jcstrc)utcob
sttcstcqum ssofcm Jtmr*cbmr " ou "ms #"murs
frctcqums
9"fu"mr " #"mur sttcstcqum jm"f`btc""ob Jfcjmr %ffmptmr ou rm!mtmr
"`ypot`sm bu""m Cbtmrprtmr(
7/21/2019 Tests d'hypothses
8/17
,ms `ypot`sms
,`ypot`sm bu""m portm tou!ours";"ct(
,`ypot`sm "tmrbtc#m mst ubmcb;"ct strcftm( Fm bmst pgs ebobf jm
e`ypot`sm posm quc jtmrlcbmqumeem smrg e`ypot`sm bueem, lgcsehgect qumeem fobtcmbt ou bmfobtcmbt pgs.
J7bcr "`ypot`sm bu""m %mt "`ypot`sm"tmrbtc#m
Jtmr*cbmr "m smuc" jm sc;bc7ftcob mt "jcstrc)utcob sttcstcqum ssofcm
Jtmr*cbmr " ou "ms #"murs frctcqums 9"fu"mr " #"mur sttcstcqum jm "f`btc""ob
Jfcjmr %ffmptmr ou rm!mtmr "`ypot`sm bu""m
7/21/2019 Tests d'hypothses
9/17
$8m*p"ms + C" y :4 6 jm ;uf`mrs jbs "
popu"tcob( C" y p"us jm : mbibt sur 0 . "
*tmrbm""m quc mst #u"br)"m uWu)mf(
C" y mb *oymbbm u *ocbs 3 ;uf`mrspr f"ssm(
$b *oymbbm' "ms ptcmbts ybt rm1u "mtrctm*mbt obt ;urc p"us #ctm qum fmu8
quc obt rm1u "m p"fm)o( C" y p"us jm 7""ms qum jm ;r1obs mb
>ocbs cb7r*cmrs $b *oymbbm' "ms ;mbs rmtcmbbmbt p"us
jm *ots "orsquc"s sobt jbs ub
7/21/2019 Tests d'hypothses
10/17
J7bcr "`ypot`sm bu""m %mt "`ypot`sm"tmrbtc#m
Jtmr*cbmr "m smuc" jm sc;bc7ftcob mt "jcstrc)utcob sttcstcqum ssofcm
Jtmr*cbmr " ou "ms #"murs frctcqums 9"fu"mr " #"mur sttcstcqum jm "f`btc""ob
Jfcjmr %ffmptmr ou rm!mtmr "`ypot`sm bu""m
>muc" jm sc;bc7ftcob
9obscjrobs 5 4 6 Em bcvmgu jm fobigbfm mst
pgr fobsqumbt jm 3= % soct!3 "ocs sur #$.
7/21/2019 Tests d'hypothses
11/17
J7bcr "`ypot`sm bu""m %mt "`ypot`sm"tmrbtc#m
Jtmr*cbmr "m smuc" jm sc;bc7ftcob mt "jcstrc)utcob sttcstcqum ssofcm
Jtmr*cbmr " ou "ms #"murs frctcqums 9"fu"mr " #"mur sttcstcqum jm "f`btc""ob
Jfcjmr %ffmptmr ou rm!mtmr "`ypot`sm bu""m
Jcstrc)utcob
&roportcob '
/b #oujr b < 2 %mt utrms
fobjctcobs ,oc bor*"m
7/21/2019 Tests d'hypothses
12/17
J7bcr "`ypot`sm bu""m %mt "`ypot`sm"tmrbtc#m
Jtmr*cbmr "m smuc" jm sc;bc7ftcob mt "jcstrc)utcob sttcstcqum ssofcm
Jtmr*cbmr " ou "ms #"murs frctcqums 9"fu"mr " #"mur sttcstcqum jm "f`btc""ob
Jfcjmr %ffmptmr ou rm!mtmr "`ypot`sm bu""m
Jcstrc)utcob
(oymbbm '
>c " popu"tcob mst bor*"m*mbt
jcstrc)um b < 2' "ors "oc bor*"m b K 2' t->tujmbt #mf j("( 5 b - :
7/21/2019 Tests d'hypothses
13/17
J7bcr "`ypot`sm bu""m %mt "`ypot`sm"tmrbtc#m
Jtmr*cbmr "m smuc" jm sc;bc7ftcob mt "jcstrc)utcob sttcstcqum ssofcm
Jtmr*cbmr " ou "ms #"murs frctcqums 9"fu"mr " #"mur sttcstcqum jm "f`btc""ob
Jfcjmr %ffmptmr ou rm!mtmr "`ypot`sm bu""m
Jcstrc)utcob
(oymbbm '
>c " jcstrc)utcob jm " popu"tcob mst
cbfobbum /b m8c;m b < 2' "ors "oc bor*"m
7/21/2019 Tests d'hypothses
14/17
J7bcr "`ypot`sm bu""m %mt "`ypot`sm"tmrbtc#m
Jtmr*cbmr "m smuc" jm sc;bc7ftcob mt "jcstrc)utcob sttcstcqum ssofcm
Jtmr*cbmr " ou "ms #"murs frctcqums 9"fu"mr " #"mur sttcstcqum jm
"f`btc""ob Jfcjmr %ffmptmr ou rm!mtmr "`ypot`sm
G"murs frctcqums
7/21/2019 Tests d'hypothses
15/17
G"mur sttcstcqum
J7bcr "`ypot`sm bu""m %mt "`ypot`sm"tmrbtc#m Jtmr*cbmr "m smuc" jm sc;bc7ftcob mt "
jcstrc)utcob sttcstcqum ssofcm Jtmr*cbmr " ou "ms #"murs frctcqums 9"fu"mr " #"mur sttcstcqum jm
"f`btc""ob Jfcjmr %ffmptmr ou rm!mtmr "`ypot`sm
7/21/2019 Tests d'hypothses
16/17
Jfcscob
J7bcr "`ypot`sm bu""m %mt "`ypot`sm"tmrbtc#m Jtmr*cbmr "m smuc" jm sc;bc7ftcob mt "
jcstrc)utcob sttcstcqum ssofcm Jtmr*cbmr " ou "ms #"murs frctcqums 9"fu"mr " #"mur sttcstcqum jm
"f`btc""ob Jfcjmr %ffmptmr ou rm!mtmr "`ypot`sm
7/21/2019 Tests d'hypothses
17/17
Jfcscob
J7bcr "`ypot`sm bu""m %mt "`ypot`sm"tmrbtc#m Jtmr*cbmr "m smuc" jm sc;bc7ftcob mt "
jcstrc)utcob sttcstcqum ssofcm Jtmr*cbmr " ou "ms #"murs frctcqums 9"fu"mr " #"mur sttcstcqum jm
"f`btc""ob Jfcjmr %ffmptmr ou rm!mtmr "`ypot`sm
Recommended