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LP K HOCH TH NGHIM CM QUAN
PHP TH M T
1. Tnh hung:
Cng ty TH True Milk ang nghin cu v mun tung ra th trng mt sn phm
sa
ti. Cng ty mun nh gi c mc khc nhau ca cc tnh cht cm quan ca
gia sn phm cnh tranh hin ang c mt trn th trng (c th l 6 sn phm
sa:
Vixumilk, Vinamilk, Hanoimilk, Dutch Lady, Izzi, Nutifood) v sn
phm ang
nghin cu (TH True Milk). Cng ty yu cu nhm cm quan phi thc hin mt
th
nghim cm quan c th a ra c danh sch cc c tnh cn nh gi v nh gi
c mc khc bit gia tt c 7 sn phm.
2. La chn php th:
Php th m t Flash profile.
3. Nguyn tc ca php th:
Php th ny c thc hin trn 2 hay nhiu mu v ngi th c mi xc nh
xem cc mu ny khc nhau c tnh no v ln ca s khc nhau ny bng bao
nhiu? Php th ny c dng khi ngi ta bit l gia cc mu c s khc
nhau
v mun tm hiu c trng ca s khc nhau ny.
4. Mc ch php th:
M t chi tit cc c im cc tnh cht cm quan ca mt sn phm. Lng ha
s
khc bit gia cc tnh cht cm quan gia cc sn phm vi nhau.
5. Phng php tin hnh:
a) Pht trin thut ng:
Mi ngi th s th 3 mu sa, ngi th s ghi li trn mt t giy trng tt
c cc thuc tnh cm quan m h t cm nhn c.
Cc tin hnh:
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Ngi th s nhn c 3 mu sa (A: TH TrueMilk, B: Hanoimilk, C:
Nutifood) c m ha v c trt t trnh by mu nh sau:
A: 625, 902, 384, 170, 956, 445, 239, 737.
B: 387, 218, 581, 531, 989, 367, 946, 774.
C: 908, 748, 849, 224, 911, 755, 519, 814.
Ngi
th
Trt t trnh by mu M ha
1 ABC 625-387-908
2 ACB 902-748-218
3 BAC 581-384-849
4 BCA 531-224-170
5 CAB 911-956-989
6 CBA 755-367-445
7 ACB 239-519-946
8 BCA 774-814-737
b) Cp nht thut ng:
Mi nh gi vin c cc thut ng c vit ra bi cc nh gi vin khc.
H s b sung thm cc thut ng m h cm nhn c t vic th mu khi
c cc thut ng ca cc thnh vin khc. Kt thc bc ny, mi ngi u
phi c danh sch cc thut ng ring ca mnh.
c) So hng sn phm:
Ngi th s nhn c 8 mu sn phm c m ha bng ba ch s. Ngi th
s th v ghi li kt qu cng ca cc tnh cht m h xc nh bc cp
nht thut ng.
1) Chun b dng c:
Ly nha nh (loi c vn 50ml): 64 ly cha mu v 8 ly cha nc thanh
v
Bt ch: 12 cy
Khn giy
1 cc nh c vch sn mc xc nh lng mu cn ly ng u cho cc ly
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Giy dn m s m ha
Phiu hng dn, phiu tr li.
6. Chun b mu:
a) M ha mu:
Love in
farm
TH
TrueMilk
Vinamilk Vixumilk Izzi Hanoimilk Dutch
Lady
Nutifood
944 319 343 899 689 847 487 214
b) Trt t trnh by mu:
Ngi th Mu
1 944 319 343 899 689 847 487 214
2 319 343 899 689 847 487 214 944
3 343 899 689 847 487 214 944 319
4 899 689 847 487 214 944 319 343
5 689 847 487 214 944 319 343 899
6 847 487 214 944 319 343 899 689
7 487 214 944 319 343 899 689 847
8 214 944 319 343 899 689 847 487
7. Phn cng nhim v:
Tn thnh vin Nhim v
Nguyn Thanh Phng - Chun b mu, nc thanh v
H Th Hunh Nh
Lm Qu My - Lm phiu hng dn, phiu tr li.
Phm Th Dim Mi - Lp k hoch th nghim.
- Hng dn th nghim v gii p thc mc.
C nhm: thu nhn kt qu, tng hp v x l s liu
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8. Phiu hng dn v phiu tr li:
PHIU HNG DN
ngh thanh v vi nc trc khi bt u.
Bn s nhn c 8 mu sa, hy nm th tng mu v xc nh cng ca tng ch
tiu m bn xc nh c trn thang cng vi cng t thp nht n cao nht.
Vui lng a cho ngi iu khin th nghim phiu tr li khi bn hon thnh
xong
phn tr li.
Chn thnh cm n bn tham gia bui th nghim nh gi cm quan!
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