Definition

1. Noun (Statistics, Mathematics):

   • Regression: A statistical process for estimating the relationships among variables, often used to model or predict the value of a dependent variable based on one or more independent variables.

2. Noun (Medicine):

   • Relapse / Recurrence: The return of a disease or its symptoms after a period of improvement or remission.

3. Adjective (Formal, often in Philosophy or General Use):

   • Regressive: Tending to return to a former or less developed state; characterized by regression or decline.

Usage Examples

• Noun (Statistics):

  • Phân tích hồi quy được sử dụng để dự đoán doanh số. (Regression analysis is used to predict sales.)
  • Mô hình hồi quy tuyến tính rất phổ biến. (The linear regression model is very common.)

• Noun (Medicine):

  • Bệnh nhân có dấu hiệu hồi quy sau một tháng. (The patient showed signs of relapse after a month.)
  • Sốt hồi quy là một bệnh truyền nhiễm. (Recurrent fever is an infectious disease.)

• Adjective:

  • Đó là một chính sách hồi quy. (That is a regressive policy.)

Advanced Usage

• "hồi quy tuyến tính": linear regression.

  • Anh ta áp dụng hồi quy tuyến tính để phân tích dữ liệu. (He applied linear regression to analyze the data.)

• "phân tích hồi quy": regression analysis.

  • Phân tích hồi quy cho thấy mối tương quan mạnh. (The regression analysis showed a strong correlation.)

Variants and Related Words

• Hồi quy logistic (n): logistic regression (a statistical model for binary outcomes).
• Đường hồi quy (n): regression line (the line that best fits the data in a scatter plot).

Synonyms

• Regression (Statistical): correlation analysis, modeling.
• Relapse (Medical): recurrence, return, worsening.
• Regressive (Adjective): backward, retrogressive, declining.

Related Terms

• Biến phụ thuộc: dependent variable (the outcome being studied in regression).
• Biến độc lập: independent variable (the predictor variable in regression).
• Thuyên giảm: remission (a period when illness improves, often contrasted with 'hồi quy').

1. (y) Recurrent
   • Sốt hồi quy
     Recurrent fever