最新なDatabricks Databricks-Certified-Professional-Data-Scientist問題集（140題）、真実試験の問題を全部にカバー！

質問 1：
If E1 and E2 are two events, how do you represent the conditional probability given that E2 occurs given that E1 has occurred?
A. P(E1+E2)/P(E1)
B. P(E1)/P(E2)
C. P(E2)/(P(E1+E2)
D. P(E2)/P(E1)
正解：D

質問 2：
If you are trying to predict or forecast a discrete target value, then which is the correct options
A. Un supervised Learning
B. Supervised Learning classification algorithms
C. Supervised Learning regression algorithms
D. Density estimation algorithm
正解：B
解説: (Pass4Test メンバーにのみ表示されます)

質問 3：
You are using one approach for the classification where to teach the agent not by giving explicit categorizations, but by using some sort of reward system to indicate success, where agents might be rewarded for doing certain actions and punished for doing others. Which kind of this learning
A. Unsupervised
B. Regression
C. Supervised
D. None of the above
正解：A
解説: (Pass4Test メンバーにのみ表示されます)

質問 4：
Reducing the data from many features to a small number so that we can properly visualize it in two or three dimensions. It is done in_______
A. k-Nearest Neighbors
B. un-supervised learning
C. supervised learning
D. Support vector machines
正解：B
解説: (Pass4Test メンバーにのみ表示されます)

質問 5：
You are working as a data science consultant for a gaming company. You have three member team and all other stake holders are from the company itself like project managers and project sponsored, data team etc.
During the discussion project managed asked you that when can you tell me that the model you are using is robust enough, after which step you can consider answer for this question?
A. Model building
B. Discovery
C. Operationalize
D. Data Preparation
E. Model planning
正解：A
解説: (Pass4Test メンバーにのみ表示されます)

質問 6：
Which technique you would be using to solve the below problem statement? "What is the probability that individual customer will not repay the loan amount?"
A. Clustering
B. Classification
C. Linear Regression
D. Logistic Regression
E. Hypothesis testing
正解：D

質問 7：
Which of the following are point estimation methods?
A. MAP
B. MMSE
C. MLE
正解：A,B,C
解説: (Pass4Test メンバーにのみ表示されます)