D-DS-FN-23 exam

In a fitted ARIMA(1,2,3) model, how many differences are applied?A . 0B . 1C . 2D . 3View AnswerAnswer: C

Your customer provided you with 2, 000 unlabeled records and asked you to separate them into three groups. What is the correct analytical method to use?A . K-means clusteringB . Linear regressionC . Naive Bayesian classificationD . Logistic regressionView AnswerAnswer: A

How are window functions different from regular aggregate functions?A . Rows retain their separate identities and the window function can access more than the current row.B . Rows are grouped into an output row and the window function can access more than the current row.C . Rows retain their separate...