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In text analysis, what makes the corpus representation dynamic?
In text analysis, what makes the corpus representation dynamic?A . Algorithms used to determine the classification or taggingB . Search and retrieval process for finding the document that meets the search criteriaC . Inherent high dimensionality in the problem of text analysisD . Requirement to update index and corpus metrics...
What is required in a presentation for business analysts?
What is required in a presentation for business analysts?A . Budgetary considerations and requestsB . Operational process changesC . Detailed statistical explanation of the applicable modeling theoryD . The presentation author's credentialsView AnswerAnswer: B
Why do the Naïve Bayesian classifier implementations use the log of probability value rather than the pure probability value?
Why do the Naïve Bayesian classifier implementations use the log of probability value rather than the pure probability value?A . To ensure the conditional independence of attribute valuesB . To avoid numerical underflow errors in high dimensional problemsC . To obtain a more accurate estimate of the probabilities without the...
What is another component?
Trend, seasonal, and cyclical are components of a time series. What is another component?A . IrregularB . LinearC . QuadraticD . ExponentialView AnswerAnswer: A
What is required in a presentation for project sponsors?
What is required in a presentation for project sponsors?A . The "Big Picture" takeaways for executive level stakeholdersB . Data warehouse design changesC . Line by line review of the developed codeD . Detailed statistical basis for the modeling approach used in the projectView AnswerAnswer: A
What is holdout data?
What is holdout data?A . a subset of the provided data set selected at random and used to validate the modelB . a subset of the provided data set selected at random and used to initially construct the modelC . a subset of the provided data set that is removed...
Which word or phrase completes the statement; “Excessive emphasis color is to Bar chart as __________________.”?
Which word or phrase completes the statement; “Excessive emphasis color is to Bar chart as __________________.”?A . Multicollinearity is to OLSB . Multicollinearity is to serial correlationC . Confidence is to leverageD . Confidence interval is to regressionView AnswerAnswer: A
For what else is this technique commonly used?
Data visualization is used in the final presentation of an analytics project. For what else is this technique commonly used?A . Assessing data qualityB . Descriptive statisticsC . ETLTD . Model selectionView AnswerAnswer: A
Which participant in a data analytics project is typically responsible for assessing the validity of the model?
Which participant in a data analytics project is typically responsible for assessing the validity of the model?A . Data scientistB . Business userC . Project sponsorD . Project managerView AnswerAnswer: A
Which type of data issue would you suspect based on the exhibit?
Refer to the exhibit. Which type of data issue would you suspect based on the exhibit?A . "Saturated" data, indicating potential issues with data definitionsB . Incomplete data, indicating potential issues with data transmissionC . Mis-scaled data, indicating potential issues with data entryD . The exhibit does not raise any...
