Write a function that takes in two sorted lists and outputs a sorted list that is their union?

429

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You created a predictive model of a quantitative outcome variable using multiple regressions. What are the steps you would follow to validate the model?

359

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Can you cite some examples where a false negative important than a false positive?

382

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Can you explain the difference between a Test Set and a Validation Set?

351

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Can you cite some examples where both false positive and false negatives are equally important?

412

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How can you assess a good logistic model?

421

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What do you understand by the job description of data scientist?

352

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How can you deal with different types of seasonality in time series modelling?

369

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What is an Eigenvalue and Eigenvector?

358

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What prior subject is required to become data analyst?

368

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Why L1 regularizations causes parameter sparsity whereas L2 regularization does not?

431

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What do you understand by statistical power of sensitivity and how do you calculate it?

359

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Give some situations where you will use an SVM over a RandomForest Machine Learning algorithm and vice-versa?

473

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How do data management procedures like missing data handling make selection bias worse?

510

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What is meant by logistic regression?

407

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