IBM Data Science Exams Questions and Answers

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IBM Data Science What is meant by 'pure subset' when working with decision trees? Select all that apply. If you had to choose one overarching difference between these methodologies in Question 19, ... which of the following would best depict that difference in approach? Descriptive tables share which of the following characteristics? Which of the following is a true statement? The eight data science methodology approaches can be viewed as two larger groupings, the second grouping comprises: train, validate, deploy models and the feedback environment. How is this second grouping different in overall approach from the first grouping (business understanding, exploration, transformation and visualization of data)? Business understanding is the first part of your analytics journey. Which of the following come to mind when you are planning your business approach? The data science methodology includes the following stages: (fill in the missing stage) business understanding, data exploration and preparation, data representation and transformation, ________________, validate data models, ______________, and environment feedback. [Show More]

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