Databricks-Certified-Professional-Data-Scientist 무료 덤프문제 온라인 액세스

Select the correct statement which applies to logistic regression

• A.May have low accuracy
• B.Works with Numeric values
• C.Computationally inexpensive, easy to implement knowledge representation easy to interpret

Which of the following is not a correct application for the Classification?

• A.credit scoring
• B.image recognition
• C.drug discovery
• D.tumor detection

RMSE is a good measure of accuracy, but only to compare forecasting errors of different models for a______, as it is scale-dependent.

• A.All of the above are correct
• B.Among all the variables
• C.Between Variables
• D.Particular Variable

Under which circumstance do you need to implement N-fold cross-validation after creating a regression model?

• A.There are categorical variables in the model.
• B.There is not enough data to create a test set.
• C.The data is unformatted.
• D.There are missing values in the data.

What describes a true property of Logistic Regression method?

• A.It works well with variables that affect the outcome in a discontinuous way.
• B.It is robust with redundant variables and correlated variables.
• C.It handles missing values well.
• D.It works well with discrete variables that have many distinct values.