Recent questions tagged technology-questions-answers

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Correct choice is (d) None of the mentioned Explanation: Interpretability also matters during prediction....

answered Oct 9, 2021 by JackTerrance

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Q: Which of the following trade-off occurs during prediction?

Which of the following trade-off occurs during prediction? (a) Speed vs Accuracy (b) Simplicity vs Accuracy (c) Scalability vs Accuracy (d) None of the mentioned...

asked Oct 9, 2021 in Technology by JackTerrance

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Q:

The correct answer is (b) ROC The best I can explain: For two class problems, a series of cutoffs is applied to the predictor data to predict the class....

answered Oct 9, 2021 by JackTerrance

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Q: Which of the following curve analysis is conducted on each predictor for classification?

Which of the following curve analysis is conducted on each predictor for classification? (a) NOC (b) ROC (c) COC (d) All of the mentioned...

asked Oct 9, 2021 in Technology by JackTerrance

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Q:

The correct choice is (b) earth Explanation: The earth package is an implementation of Jerome Friedman’s Multivariate Adaptive Regression Splines....

answered Oct 9, 2021 by JackTerrance

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Q: varImp is a wrapper around the evimp function in the _______ package.

varImp is a wrapper around the evimp function in the _______ package. (a) numpy (b) earth (c) plot (d) none of the mentioned...

asked Oct 9, 2021 in Technology by JackTerrance

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Right choice is (a) True To explain I would say: Model-based approach is able to incorporate the correlation structure between the predictors into the importance calculation....

answered Oct 9, 2021 by JackTerrance

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Q: The advantage of using a model-based approach is that is more closely tied to the model performance

The advantage of using a model-based approach is that is more closely tied to the model performance. (a) True (b) False...

asked Oct 9, 2021 in Technology by JackTerrance

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Q:

The correct option is (a) Boosted trees The explanation: gbm package can be used here....

answered Oct 9, 2021 by JackTerrance

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Q: Which of the following model sums the importance over each boosting iteration?

Which of the following model sums the importance over each boosting iteration? (a) Boosted trees (b) Bagged trees (c) Partial least squares (d) None of the mentioned...

asked Oct 9, 2021 in Technology by JackTerrance

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Right option is (b) settercall To explain: seterr sets how floating-point errors are handled....

answered Oct 9, 2021 by JackTerrance

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Q: Which of the following set the floating-point error callback function or log object?

Which of the following set the floating-point error callback function or log object? (a) setter (b) settercall (c) setterstack (d) all of the mentioned...

asked Oct 9, 2021 in Technology by JackTerrance

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Q:

Correct answer is (b) homogeneity The explanation: Predicting with trees is easy to interpret....

answered Oct 9, 2021 by JackTerrance

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Q: Predicting with trees evaluate _____________ within each group of data. (a) equality (b) homogeneity (c) heterogeneity (d) all of the mentioned

Predicting with trees evaluate _____________ within each group of data. (a) equality (b) homogeneity (c) heterogeneity (d) all of the mentioned...

asked Oct 9, 2021 in Technology by JackTerrance

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Q:

The correct answer is (b) False The best explanation: Model based prediction considers relatively easy version for covariance matrix....

answered Oct 9, 2021 by JackTerrance

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Q: Model based prediction considers relatively easy version for covariance matrix. (a) True (b) False

Model based prediction considers relatively easy version for covariance matrix. (a) True (b) False...

asked Oct 9, 2021 in Technology by JackTerrance

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Q:

The correct answer is (d) none of the mentioned For explanation: shiny project consist is a directory containing at least two parts....

answered Oct 9, 2021 by JackTerrance

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Q: Point out the correct statement. (a) shiny project is a directory containing at least three parts (b) shiny project is a file containing at least three parts (c) shiny project consist is a directory containing only one part (d) none of the mentioned

Point out the correct statement. (a) shiny project is a directory containing at least three parts (b) shiny project ... directory containing only one part (d) none of the mentioned...

asked Oct 9, 2021 in Technology by JackTerrance

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Q:

The correct choice is (b) False Easiest explanation - The first part of index.Rmd is YAML code....

answered Oct 9, 2021 by JackTerrance

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Q: The first part of index.Rmd is XML code. (a) True (b) False

The first part of index.Rmd is XML code. (a) True (b) False...

asked Oct 9, 2021 in Technology by JackTerrance