DS regressiya koeffitsiyentlari


ULASHISH

Regressiya jadvalidagi "Koeffitsiyentlar qismi"

Regression Table - Coefficients
  • Coef — coefficient (koeffitsiyent) so‘zining qisqartmasi. Bu chiziqli regressiya funksiyasining natijasi.

Chiziqli regressiya funksiyasini matematik tarzda quyidagicha qayta yozish mumkin:

Calorie_Burnage = 0.3296 * Average_Pulse + 346.8662

Bu sonlar quyidagini anglatadi:

  • Agar Average_Pulse 1 ga oshsa, Calorie_Burnage 0.3296 ga (yoki yaxlitlanganda 0,3 ga) oshadi
  • Agar Average_Pulse = 0 bo‘lsa, Calorie_Burnage 346.8662 ga (yoki yaxlitlanganda 346.9 ga) teng bo‘ladi.
  • Kesishma nuqtasi modelning bashorat qilish aniqligini sozlash uchun ishlatilishini unutmang!

Sizningcha, bu yaxshi modelmi?


Chiziqli regressiya funksiyasini Pythonda aniqlash

Bashorat qilish uchun chiziqli regressiya funksiyasini Pythonda aniqlang.

Agar Average_Pulse quyidagicha bo‘lsa, Calorie_Burnage qancha bo‘ladi: 120, 130, 150, 180?

Misol

def Predict_Calorie_Burnage(Average_Pulse):  return(0.3296*Average_Pulse + 346.8662) print(Predict_Calorie_Burnage(120)) print(Predict_Calorie_Burnage(130)) print(Predict_Calorie_Burnage(150)) print(Predict_Calorie_Burnage(180))
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