11. Fill in the blank: To justify the use of particular data techniques, _____ must be true.

  • linear models
  • model assumptions
  • independent assumptions
  • model functions

12. A data professional creates a model in Python and rechecks the model assumptions. What PACE stage are they working in?

  • Execute
  • Analyze
  • Construct
  • Plan

13. What technique estimates the relationship between a continuous dependent variable and one or more independent variables?

  • Linear regression
  • Logistic regression
  • Complex regression
  • Ethical regression

14. Which of the following statements accurately describe dependent and independent variables? Select all that apply.

  • Dependent variables are typically represented by Y.
  • Dependent variables tend to vary based on the values of independent variables.
  • Independent variables tend to vary based on the values of dependent variables.
  • Independent variables are typically represented by Y.

15. What is a relationship between two variables that tend to increase or decrease together?

  • Positive correlation
  • Negative causation
  • Positive causation
  • Negative correlation

16. A data professional reviews existing samples of data for both the dependent and independent variables. What is the term for this data sample?

  • Intercepts
  • Link functions
  • Parameters
  • Observed values

17. Fill in the blank: _____ is a technique that models a categorical variable based on one or more independent variables.

  • Slope regression
  • Coefficient regression
  • Linear regression
  • Logistic regression

18. What is a nonlinear function that connects the dependent variable to the independent variables mathematically?

  • Link function
  • Coefficient regression
  • Coefficient function
  • Link regression

Shuffle Q/A 2

19. How many dependent variables typically exist in a regression model?

  • Two
  • Three
  • Four
  • One

20. A data professional closely examines their data to choose a model that is appropriate to the problem they want to solve. What PACE stage are they working in?

  • Plan
  • Construct
  • Analyze
  • Execute

Leave a Reply