Podcast
Questions and Answers
What is a common example of structured numerical data mentioned in the text?
What is a common example of structured numerical data mentioned in the text?
- SMS messages
- Satellites
- Social media feeds
- Weather (correct)
Which technique is commonly used for handling missing values in data pre-processing?
Which technique is commonly used for handling missing values in data pre-processing?
- Clustering
- Forecasting
- Support Vector Machines (SVM)
- Principal Component Analysis (PCA) (correct)
What does the term 'observational uncertainty' refer to in the context of data exploration?
What does the term 'observational uncertainty' refer to in the context of data exploration?
- Errors in satellite data
- Uncertainty in statistical analysis (correct)
- Ambiguity in social media feeds
- Variability in customer segmentation
In machine learning, which technique is commonly used for customer segmentation?
In machine learning, which technique is commonly used for customer segmentation?
What type of models are used for time series analysis according to the text?
What type of models are used for time series analysis according to the text?
Which technique is NOT typically used for machine learning classification tasks?
Which technique is NOT typically used for machine learning classification tasks?
What is the primary goal of data mining according to the text?
What is the primary goal of data mining according to the text?
In the context of artificial intelligence discussed in the text, what is supervised learning based on?
In the context of artificial intelligence discussed in the text, what is supervised learning based on?
What aspect of big data is related to human activity like sensors and mobile devices?
What aspect of big data is related to human activity like sensors and mobile devices?
Which technique is commonly used for reducing the dimensionality of data sets in machine learning?
Which technique is commonly used for reducing the dimensionality of data sets in machine learning?
