DP-100 V6

You are creating a new experiment in Azure Machine Learning Studio. You have a small dataset that has missing values in many columns. The data does not require the application of predictors for each column. You plan to use the Clean Missing Data module to handle the missing data. You...

HOTSPOT You are retrieving data from a large datastore by using Azure Machine Learning Studio. You must create a subset of the data for testing purposes using a random sampling seed based on the system clock. You add the Partition and Sample module to your experiment. You need to select...

Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution. After you...

HOTSPOT You are performing sentiment analysis using a CSV file that includes 12,000 customer reviews written in a short sentence format. You add the CSV file to Azure Machine Learning Studio and configure it as the starting point dataset of an experiment. You add the Extract N-Gram Features from Text...

You are analyzing a dataset by using Azure Machine Learning Studio. YOU need to generate a statistical summary that contains the p value and the unique value count for each feature column. Which two modules can you users? Each correct answer presents a complete solution. NOTE: Each correct selection is...

You are evaluating a completed binary classification machine learning model. You need to use the precision as the valuation metric. Which visualization should you use?A . Binary classification confusion matrixB . box plotC . Gradient descentD . coefficient of determinationView AnswerAnswer: A Explanation: Reference: https://machinelearningknowledge.ai/confusion-matrix-and-performance-metrics-machine-learning/

HOTSPOT You have a feature set containing the following numerical features: X, Y, and Z. The Poisson correlation coefficient (r-value) of X, Y, and Z features is shown in the following image: Use the drop-down menus to select the answer choice that answers each question based on the information presented...

You are performing clustering by using the K-means algorithm. You need to define the possible termination conditions. Which three conditions can you use? Each correct answer presents a complete solution. NOTE: Each correct selection is worth one point.A . A fixed number of iterations is executed.B . The residual sum...

You need to select a feature extraction method. Which method should you use?A . Spearman correlationB . Mutual informationC . Mann-Whitney testD . Pearson’s correlationView AnswerAnswer: A Explanation: Spearman's rank correlation coefficient assesses how well the relationship between two variables can be described using a monotonic function. Note: Both Spearman's...

HOTSPOT You need to use the Python language to build a sampling strategy for the global penalty detection models. How should you complete the code segment? To answer, select the appropriate options in the answer area. NOTE: Each correct selection is worth one point. View AnswerAnswer: Explanation: Box 1: import...