A) structured data
B) unstructured data
C) nominal data
D) categorical data
Correct Answer
verified
Multiple Choice
A) target variable is continuous.
B) historical dataset is continuous.
C) historical dataset is categorical.
D) target variable is categorical.
Correct Answer
verified
True/False
Correct Answer
verified
Multiple Choice
A) data query
B) text recognition
C) forecasting
D) image recognition
Correct Answer
verified
Multiple Choice
A) machine learning
B) secondary data
C) root-cause analysis
D) artificial intelligence
Correct Answer
verified
Multiple Choice
A) model development
B) model and results communication
C) data preparation and feature selection
D) model deployment
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True/False
Correct Answer
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Multiple Choice
A) data understanding and collection
B) business problem understanding
C) data preparation and feature selection
D) model development
Correct Answer
verified
Multiple Choice
A) In supervised learning, the target variable of interest is known.
B) The goal of supervised learning is to model the underlying structure and distribution in the data.
C) Supervised learning has no previously defined target variable.
D) Supervised learning is used to discover and confirm patterns in the data.
Correct Answer
verified
Multiple Choice
A) a travel services website
B) a matchmaking app
C) a medical information website
D) a food delivery mobile app
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True/False
Correct Answer
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Multiple Choice
A) corporate information
B) mobile data
C) channel partners
D) government sources
Correct Answer
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Multiple Choice
A) the target variable is continuous.
B) a testing dataset is used to evaluate the final selected algorithm.
C) the target variable is categorical.
D) an unlabeled dataset is used to develop an algorithm.
Correct Answer
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Multiple Choice
A) identify where the data is stored.
B) question whether the problem the business is presenting is, in fact, the correct problem.
C) identify the target and predictor variables.
D) select the method to use based on the target variable and problem.
Correct Answer
verified
True/False
Correct Answer
verified
Multiple Choice
A) What do you think continues to drive this problem?
B) What divisions are impacted by this problem?
C) What is the current problem that needs solving?
D) What are the ethical implications of the analysis?
Correct Answer
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Multiple Choice
A) Apache Spark
B) scikit-learn
C) Python
D) Tableau
Correct Answer
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True/False
Correct Answer
verified
Multiple Choice
A) select the model that most accurately predicts the target value of interest.
B) assess how well the algorithm developed using the validation dataset estimates the target variable.
C) build the algorithm and "learn" the relationship between the predictors and the target variable.
D) evaluate the final selected algorithm and see how well it performs.
Correct Answer
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Multiple Choice
A) in addressing specific marketing problems
B) in formulating ideas about how to ask the right questions
C) since it does not rely on existing data that has been collected for another purpose
D) in identifying customers that are unhappy
Correct Answer
verified
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