Diageo Interview Questions, Process, and Tips

Q1. What is autocorrelation?
Ans. 
Autocorrelation is a statistical concept that measures the relationship between a variable's current value and its past values.
• Autocorrelation is the correlation of a signal with a delayed copy of itself.

• It is used to detect patterns or trends in time series data.

• Positive autocorrelation indicates a positive relationship between current and past values, while negative autocorrelation indicates a negative relationship.

• F...read more
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Q2. Linear Regression Assumptions
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Linear regression assumptions include linearity, independence, homoscedasticity, and normality.
• Assumption of linearity: The relationship between the independent and dependent variables is linear.

• Assumption of independence: The residuals are independent of each other.

• Assumption of homoscedasticity: The variance of the residuals is constant across all levels of the independent variables.

• Assumption of normality: The resid...read more
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Q3. P value in simple terms
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P value is a measure used in hypothesis testing to determine the significance of the results.
• P value is the probability of obtaining results at least as extreme as the observed results, assuming the null hypothesis is true.

• A small P value (typically ≤ 0.05) indicates strong evidence against the null hypothesis, leading to its rejection.

• A large P value (> 0.05) suggests weak evidence against the null hypothesis, lead...read more
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Q4. Bagging and Boosting algorithms
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Q5. Multicollinearity
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Q1. Self introduction?
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Q2. Educational background ?
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I have a Bachelor's degree in Mechanical Engineering from XYZ University.
• Bachelor's degree in Mechanical Engineering

• Graduated from XYZ University

• Specialized in XYZ field
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Q3. Previous experience
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Q4. Privious company RM to FG process flow chart
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Q5. TQM, 5S, Kaizen, Six Sigma
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Q6. Any Knowledge about Beer, Wine making?
Ans. 
Yes, I have basic knowledge about beer and wine making processes.
• I am familiar with the fermentation process involved in beer and wine making.

• I understand the importance of yeast in the fermentation process.

• I know the basic ingredients used in beer and wine making such as hops, malt, grapes, etc.

• I am aware of the different types of beer and wine and their unique characteristics.
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Q1. N/A as questions are not remembered
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Q2. N/A as exact questions are not remembered
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Q1. N/A as exact questions are not remembered
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Q2. N/A as exact questions are not remembered right now
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Supply chain based topic was there

Q1. Behavioral questions
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