Recent questions tagged technology-questions-answers

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Q: Which of the following function can be used to identify near zero-variance variables?

Which of the following function can be used to identify near zero-variance variables? (a) zeroVar (b) nearVar (c) nearZeroVar (d) all of the mentioned...

asked Oct 7, 2021 in Technology by JackTerrance

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Q:

The correct choice is (d) None of the mentioned Best explanation: Perfect in sample prediction can be built....

answered Oct 5, 2021 by JackTerrance

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Q: Point out the correct statement.

Point out the correct statement. (a) In Sample Error is the error rate you get on the same dataset used to model a ... of predictor is to find signal (d) None of the mentioned...

asked Oct 5, 2021 in Technology by JackTerrance

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Q:

Right choice is (a) In sample error < out sample error The best I can explain: Out of sample error is given more importance....

answered Oct 5, 2021 by JackTerrance

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Q: Which of the following expression is true?

Which of the following expression is true? (a) In sample error < out sample error (b) In sample error > out sample ... In sample error = out sample error (d) All of the mentioned...

asked Oct 5, 2021 in Technology by JackTerrance

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Q:

Right answer is (a) Random forest are difficult to interpret but often very accurate The explanation: Random forest is top performing algorithm in prediction....

answered Oct 5, 2021 by JackTerrance

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Q: Which of the following is correct with respect to random forest?

Which of the following is correct with respect to random forest? (a) Random forest are difficult to interpret but ... interpret but very less accurate (d) None of the mentioned...

asked Oct 5, 2021 in Technology by JackTerrance

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Q:

Right answer is (a) gamBoost The best explanation: Boosting can be used with any subset of classifier....

answered Oct 5, 2021 by JackTerrance

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Q: Which of the following library is used for boosting generalized additive models?

Which of the following library is used for boosting generalized additive models? (a) gamBoost (b) gbm (c) ada (d) all of the mentioned...

asked Oct 5, 2021 in Technology by JackTerrance

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Q:

Right answer is (a) checkboxInput The explanation: Shiny comes with a family of pre-built widgets, each created with a transparently named R function....

answered Oct 5, 2021 by JackTerrance