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You need to evaluate the model results for imbalance. Which evaluation metric should you use?

You are creating a binary classification by using a two-class logistic regression model. You need to evaluate the model results for imbalance. Which evaluation metric should you use? A. Relative

You need to determine how closely the data fits the regression line. Which metric should you review?

You are a data scientist creating a linear regression model. You need to determine how closely the data fits the regression line. Which metric should you review? A. Root Mean

Solution: Use the following metrics: Relative Squared Error, Coefficient of Determination, Accuracy, Precision, Recall, F1 score, and AUC. Does the solution meet the goal?

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.

Solution: Use the following metrics: Accuracy, Precision, Recall, F1 score and AUC. Does the solution meet the goal?

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.

Solution: Use the following metrics: Mean Absolute Error, Root Mean Absolute Error, Relative Absolute Error, Relative Squared Error, and the Coefficient of Determination. Does the solution meet the goal?

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.

You need to implement a new cost factor scenario for the ad response models as illustrated in the performance curve exhibit. Which technique should you use?

You need to implement a new cost factor scenario for the ad response models as illustrated in the performance curve exhibit. Which technique should you use? A. Set the threshold

You need to implement a model development strategy to determine a user’s tendency to respond to an ad. Which technique should you use?

You need to implement a model development strategy to determine a user’s tendency to respond to an ad. Which technique should you use? A. Use a Relative Expression Split module

You need to add the new feature to the dataset. Which Azure Machine Learning Studio module should you use?

You are performing feature engineering on a dataset. You must add a feature named CityName and populate the column value with the text London. You need to add the new

Answer presents part of the solution. Which two conditions must the feature set contain? Each Each correct selection is worth one point. NOTE:

You are building a regression model for estimating the number of calls during an event. You need to determine whether the feature values achieve the conditions to build a Poisson

Solution: Apply an Entropy Minimum Description Length (MDL) binning mode. Does the solution meet the goal?

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.

You need to select a feature extraction method. Which method should you use?

You need to select a feature extraction method. Which method should you use? A. Mutual information B. Mood’s median test C. Kendall correlation D. Permutation Feature Importance Answer: C

You need to implement a feature engineering strategy for the crowd sentiment local models. What should you do?

You need to implement a feature engineering strategy for the crowd sentiment local models. What should you do? A. Apply an analysis of variance (ANOVA). B. Apply a Pearson correlation

You need to use the Clean Missing Data module in Azure Machine Learning Studio to identify and resolve the null and missing data in the dataset. Which parameter should you use?

You are creating a machine learning model. You have a dataset that contains null rows. You need to use the Clean Missing Data module in Azure Machine Learning Studio to

You need to divide data into two distinct datasets. Which module should you use?

You use Azure Machine Learning Studio to build a machine learning experiment. You need to divide data into two distinct datasets. Which module should you use? A. Assign Data to

You need to configure the k parameter for the cross-validation. Which value should you use?

You are solving a classification task. You must evaluate your model on a limited data sample by using k-fold cross validation. You start by configuring a k parameter as the

Solution: Apply a Quantiles binning mode with a PQuantile normalization. Does the solution meet the goal?

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.

Solution: Apply an Equal Width with Custom Start and Stop binning mode. Does the solution meet the goal?

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.

Solution: Calculate the column median value and use the median value as the replacement for any missing value in the column. Does the solution meet the goal?

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.

Solution: Remove the entire column that contains the missing data point. Does the solution meet the goal?

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.

Solution: Replace each missing value using the Multiple Imputation by Chained Equations (MICE) method. Does the solution meet the goal?

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.

You need to ensure that students can run Python-based data visualization code. Which Azure tool should you use?

You plan to deliver a hands-on workshop to several students. The workshop will focus on creating data visualizations using Python. Each student will use a device that has internet access.

You need to implement a scaling strategy for the local penalty detection data. Which normalization type should you use?

You need to implement a scaling strategy for the local penalty detection data. Which normalization type should you use? A. Streaming B. Weight C. Batch D. Cosine Answer: C

You need to format the data for the Weka environment. Which module should you use?

You are moving a large dataset from Azure Machine Learning Studio to a Weka environment. You need to format the data for the Weka environment. Which module should you use?

What are three possible ways to achieve the goal?

You must store data in Azure Blob Storage to support Azure Machine Learning. You need to transfer the data into Azure Blob Storage. Each answer presents a complete solution. What

You need to select an environment for creating the model. Which environment should you use?

You are developing deep learning models to analyze semi-structured, unstructured, and structured data types. You have the following data available for model building: Video recordings of sporting events Transcripts of

You need to create a virtual machine that is pre-configured with the required tools. What should you do?

You are implementing a machine learning model to predict stock prices. The model uses a PostgreSQL database and requires GPU processing. You need to create a virtual machine that is

You need to select a data science environment. Which environment should you use?

You plan to build a team data science environment. Data for training models in machine learning pipelines will be over 20 GB in size. You have the following requirements: Models

You need to create the environment. What should you do?

Your team is building a data engineering and data science development environment. The environment must support the following requirements: support Python and Scala compose data storage, movement, and processing services

Which two prerequisite components should attendees install on the devices? Each presents part of the solution.

You are developing a hands-on workshop to introduce Docker for Windows to attendees. You need to ensure that workshop attendees can install Docker on their devices. Answer Which two prerequisite