Madison World Data Analyst Interview Questions and Answers

Logical Questions (3 were asked), It took approx 30 mins

Q1. Explain the projects worked on previous companies and questions related to it
Add your answer
Q2. Questions bases on time series algorithms
Add your answer

Q1. Talk about yourself
Add your answer
Q2. What is your professional experience
Add your answer

Simple SQL questions

Q1. Basic practical Excel and SQL questions, the difficulty of the questions was easy.
Add your answer

Q1. Slightly difficult SQL and Excel questions and logical puzzles
Add your answer

This round included questions related to company, such as what is adtech company, which other adtech companies you know, and some basics related to adtech industry. After that root-cause analysis question, guessestimate question and other logical puzzle was asked.

Q1. Build a MMX Model for the dataset given and share the insights
Ans. 
Build a MMX Model for a given dataset and share insights
• Preprocess the data by handling missing values and encoding categorical variables

• Split the data into training and testing sets

• Build the MMX model using appropriate algorithms like decision trees or random forests

• Evaluate the model using metrics like accuracy, precision, recall, and F1 score

• Interpret the model results to gain insights and make data-driven decisions
Answered by AI
Add your answer
Q2. How to evaluate Time series analysis
Ans. 
Time series analysis can be evaluated by examining the accuracy of forecasts, the model's ability to capture trends and patterns, and the overall performance metrics.
• Evaluate forecast accuracy using metrics like Mean Absolute Error (MAE) or Root Mean Squared Error (RMSE)

• Assess the model's ability to capture trends and patterns by visualizing the data and comparing it to the model's predictions

• Analyze the overall perfor...read more
Answered by AI
Add your answer

Logical Questions (3 were asked), It took approx 30 mins