4. Misol ishlash
Konserva zavodi ishchilarining ishlab chiqargan mahsuloti va mahsulotni ishlab chiqarish uchun 1 ishchi sarf qilgan kunlik elektr energiya to’g’risida quyidagi ma’lumotlar berilgan:
Har bir ishchining bir kunda ishlab chiqargan mahsulot qiymati, mln. so’m
|
2,5
|
3,0
|
4,5
|
5,0
|
5,5
|
6,5
|
7,0
|
Bir ishchining kunlik elektr energiya sarfi, kvt/soat
|
2,1
|
2,0
|
1,9
|
1,7
|
1,5
|
1,4
|
1,2
|
Hisoblang:
1) ishlab chiqarilgan mahsulot va sarf qilingan elektr energiya o’rtasidagi bog’liqlik tenglamasini tuzing,
2) korrelyastiya koeffistentini hisoblang,
12-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____________________________________________________________________________________________________________
3.Ko’rsatkichli regressiya tenglamasini yozing ___________________________________________________________________________________________________________________________________
4.Nazariy korrelyatsion munosabat koeffitsiyenti nimani bildiradi va formulasini yozing ____________________________________________________________________________________________________________________________________
5.Ekonometrika sohasida Nobel mukofotini olgan amerikalik iqtisodchilarni yozing____________________________________________________________________________________________________________________________________________________________________________________________
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