Deloitte Interview Questions, Process, and Tips

Profile refers to a person's characteristics, skills, and experiences, while role refers to the responsibilities and duties associated with a specific position or job.

• Profile is about who you are, while role is about what you do

• Profile includes personal attributes, qualifications, and experiences, while role defines the tasks and responsibilities

• Profiles are unique to individuals, roles are defined by organizations

• Exam...read more

Use batch processing and optimized SQL queries to load 1 million records without external tools.

• Utilize batch processing to insert records in chunks rather than individually

• Optimize SQL queries for efficient data loading

• Consider using stored procedures for faster data insertion

VIF (Variance Inflation Factor) measures multicollinearity in linear regression by quantifying how much the variance of the estimated regression coefficients is inflated due to collinearity.

• VIF values greater than 10 indicate high multicollinearity, suggesting that the independent variables are highly correlated.

• VIF values close to 1 indicate low multicollinearity, meaning the independent variables are not highly corre...read more

Feature selection in market mix models involves identifying and selecting the most relevant variables to include in the model.

• Start by analyzing the correlation between each feature and the target variable.

• Use techniques like stepwise regression, LASSO, or random forest to identify the most important features.

• Consider domain knowledge and business objectives when selecting features.

• Regularly evaluate and update the sel