Dell Technologies Dell Technologies D-DS-FN- 23 PDF Dell Technologies Dell Technologies D-DS-FN-23 PDF Questions Available Here at: https://www.certification-exam.com/en/dumps/dell-technologies-exam/d-ds-fn-23- dumps/quiz.html Enrolling now you will get access to 59 questions in a unique set of Dell Technologies D-DS-FN-23 Question 1 What is a key consideration when preparing a presentation intended for analysts? Options: A. Describe how to implement the model B. Provide talking points to promote or evangelize the project C. Emphasize the business benefits of implementing the model D. Focus on clean simple-to-understand visuals Answer: D Question 2 A logistic regression model is built to determine the probability of a credit card borrower defaulting on a credit loan. A threshold value of 0.3 is selected. Which statement can be used to predict a borrower will default? Options: A. If probability > 0.1, then predict the borrower will default B. If probability < 0.1, then predict the borrower will default C. If probability > 0.3, then predict the borrower will default Dell Technologies Dell Technologies D-DS-FN-23 PDF https://www.certification-exam.com/ D. If probability < 0.3, then predict the borrower will default Answer: C Question 3 What are the two data categories that represent qualitative data? Options: A. Ordinal and interval B. Nominal and ordinal C. Ratio and interval D. Nominal and ratio Answer: B Question 4 In hypothesis testing, when does a Type I error occur? Options: A. Null hypothesis is rejected when it is actually false B. Null hypothesis is rejected when it is actually true C. Null hypothesis is accepted when it is actually false D. Null hypothesis is accepted when it is actually true Answer: B Question 5 You have been given a task to improve sales force compensation of your organization. As a result of a study, your team decides to classify personnel as follows: Did not meet quota Met quota Exceeded 150% of quota In which data analytics lifecycle phase should you define these categories for analysis purposes? Options: Dell Technologies Dell Technologies D-DS-FN-23 PDF https://www.certification-exam.com/ A. Model building B. Communicate results C. Operationalize D. Model planning Answer: D Question 6 A decision tree is being built. An internal node is being evaluated for partitioning on variables A and B. The entropy of the internal node is 0.8. The entropy for each of the variables is as follows: Variable A: 0.5 Variable B: 0.4 Which variable will be used to partition the data and what is the information gain? Options: A. Variable B; information gain is 0.1 B. The entropy of the internal node is 0.8. The entropy for each of the variables is as follows: Variable A: 0.5 Variable B: 0.4 Which variable will be used to partition the data and what is the information gain? A. Variable B; information gain is 0.1 C. Variable A; information gain is 0.1 D. Variable A; information gain is 0.5 Answer: B Question 7 In association rules, given items X and Y, what does lift measure? Options: A. Percentage of transactions that contain an itemset with X B. Percentage of transactions with Xthat also contain Y C. Difference in the probability ofX and Y appearing together compared with expectations as if they were statistically independent D. How many times more often X and Y occur together than expected if they were statistically independent, expressed as a ratio Dell Technologies Dell Technologies D-DS-FN-23 PDF https://www.certification-exam.com/ Answer: D Question 8 What are categorized as cluster and workflow management tools for Hadoop? Options: A. Flume, Sqoop, and Storm B. Drill, Hive, and HBase C. Spark, Tez, and Cassandra D. Ambari, Oozie, and Zookeeper Answer: D Question 9 Consider the following text: “Stop!” he shouted. “Don’t go there!” What set of words result from using a tokenizer for punctuation on the text? Options: A. Stop, he, shouted, don. t. go. there B. Stop, he shouted, don. t go there C. Stop, he shouted, dpnt go there D. Stop, he, shouted, dpnt. go. there Answer: D Question 10 Which phase of the data analytic lifecycle includes conducting project sponsor interviews and drafting a problem statement? Options: A. Operationalize B. Model planning C. Model building Dell Technologies Dell Technologies D-DS-FN-23 PDF https://www.certification-exam.com/ D. Discovery Answer: D Would you like to see more? Don't miss our Dell Technologies D-DS-FN-23 PDF file at: https://www.certification-exam.com/en/pdf/dell-technologies-pdf/d-ds-fn-23-pdf/ Dell Technologies Dell Technologies D-DS-FN-23 PDF https://www.certification-exam.com/