gs gs120 Machine Learning - Model Based Prediction - Quiz No.1
gs gs120 Data Structure Quiz
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Question 1: Which of the following is correct about regularized regression?
Can help with bias trade-off
Cannot help with model selection
Cannot help with variance trade-off
All of the mentioned
Question 2: Point out the wrong statement.
Model based approach may be computationally convenient
Model based approach use Bayes theorem
Model based approach are reasonably inaccurate on real problems
All of the mentioned
Question 3: Which of the following methods are present in caret for regularized regression?
ridge
lasso
relaxo
all of the mentioned
Question 4: Which of the following method can be used to combine different classifiers?
Model stacking
Model combining
Model structuring
None of the mentioned
Question 5: Point out the correct statement.
Combining classifiers improves interpretability
Combining classifiers reduces accuracy
Combining classifiers improves accuracy
All of the mentioned
Question 6: Which of the following function provides unsupervised prediction?
cl_forecast
cl_nowcast
cl_precast
none of the mentioned
Question 8: Which of the following is used to assist the quantitative trader in the development?
quantmod
quantile
quantity
mboost
Question 9: Which of the following function can be used for forecasting?
predict
forecast
ets
all of the mentioned
