AI-900 · Question #262
You have a dataset that contains experimental data for fuel samples. You need to predict the amount of energy that can be obtained from a sample based on its density. Which type of Al workload…
The correct answer is D. Regression. Predicting a continuous numerical value, like the amount of energy, based on an input feature like density, is a classic regression problem in machine learning.
Question
Options
- AClassification
- BClustering
- CKnowledge mining
- DRegression
How the community answered
(21 responses)- A10% (2)
- B10% (2)
- C5% (1)
- D76% (16)
Why each option
Predicting a continuous numerical value, like the amount of energy, based on an input feature like density, is a classic regression problem in machine learning.
Classification is used to predict a categorical label (e.g., "high energy" or "low energy"), not a specific continuous numerical value.
Clustering is an unsupervised learning technique used to group similar data points together, not to predict a specific output value.
Knowledge mining involves extracting insights from unstructured data, which is a different domain from predicting numerical values from structured experimental data.
Regression is a supervised machine learning technique used to predict a continuous numerical output value (the amount of energy) based on one or more input features (the density of the fuel sample). This involves learning the relationship between inputs and a continuous numerical target.
Concept tested: Machine learning workload types - Regression
Source: https://learn.microsoft.com/en-us/azure/machine-learning/concept-ml-data-science-fundamental-concepts?view=azureml-api-2#supervised-learning
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