Referat yozish (qo’lyozma shaklda kamida 15 varaq) 10 Atamalarga ta’rif yozish yoki test ishlash

4. Misol ishlash
Kichik korxonalarning yillik tovar oboroti va muomala ҳarajatlarining nisbiy darajasi to’g’risida quyidagi ma’lumotlar keltirilgan:

Yillik tovar oboroti, mln.so’m	5.0	6.0	7.0	8.0	9.0	10.0
Muomala ҳarajatlarining nisbiy darajasi,%	25,0	23,0	22,0	22,5	22,2	22,0

Jadval ma’lumotlariga asosan tovar oboroti va muomala ҳarajatlarining nisbiy darajasi o’rtasidagi bog’lanishni giperbola tenglamasida tasvirlang va xulosa qiling.
13-variant
1-topshiriq. Savollarga javob yozing
1.Regressiya tenglamasining ahamiyatliligini baholash uchun qanaqa
mezondan foydalaniladi va formulasini yozing ____________________________________________________________________________________________________________________________________
2.Korrelyatsiya indeksi nimani bildiradi va formulasini yozing____________________________________________________________________________________________________________
Egri chiziqli va to’g’ri chiziqli,ikkinchi tarkibli parabloning regressiya tenglamalarini yozing_____________________________________________________________________________________________________________________________
3.Nazariy korrelyatsion munosabat koeffitsiyenti nimani bildiradi va formulasini yozing ____________________________________________________________________________________________________________________________________
4.Ekonometrika sohasida Nobel mukofotini olgan iqtisodchilarni yozing____________________________________________________________________________________________________________________________________________________________________________________________