EXAM A00-255 BIBLE | EXAM A00-255 FLASHCARDS

Exam A00-255 Bible | Exam A00-255 Flashcards

Exam A00-255 Bible | Exam A00-255 Flashcards

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Tags: Exam A00-255 Bible, Exam A00-255 Flashcards, A00-255 Printable PDF, A00-255 New Braindumps Ebook, A00-255 Practice Test Online

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SASInstitute A00-255 exam consists of multiple-choice and short-answer questions that cover a wide range of topics related to predictive modeling using SAS Enterprise Miner. These topics include data preparation, variable selection, model building and assessment, model deployment, and model management. A00-255 Exam also covers advanced topics such as ensemble modeling, time series modeling, and text mining.

SASInstitute SAS Predictive Modeling Using SAS Enterprise Miner 14 Sample Questions (Q20-Q25):

NEW QUESTION # 20
In segment 2, what percentage of GiftAvgCard36 values are between 6.6638 and 11.998?
Select one:
Response:

  • A. 13.39%
  • B. 14.00%
  • C. 48.59%
  • D. 47.82%

Answer: C


NEW QUESTION # 21
Which statement describes the Decision Tree Split Search mechanism for categorical inputs?
Select one:
Response:

  • A. A clustering mechanism eliminates observations in outlier clusters as potential split points as a first step. Then, for the remaining observations, the average target value is calculated for each level, and then passed on for testing if it is the optimal split point.
  • B. The levels that have target rate of 0 or 100% are re-binned first, then weighted and the weights are used for testing.
  • C. The average target value is calculated for each level, and then passed on for testing if it is the optimal split point.
  • D. All levels are weighted and the weights are used for testing.

Answer: C


NEW QUESTION # 22
Refer to the exhibit:

The SAS data set retail contains information on the count of retail store sales based on the following item types: bargain, essential, gourmet, and health. Based on the results from the Cluster Profile node, which statement is true?
Select one:
Response:

  • A. The overall distribution of bargain item sales is left-skewed and Segment 4 contains stores selling fewer than average bargain items.
  • B. The overall distribution of bargain item sales is approximately normal and Segment 1 contains stores selling fewer than average bargain items.
  • C. The overall distribution of essential item sales is right skewed and Segment 4 contains stores selling higher than average essential items.
  • D. The overall distribution of essential item sales is approximately normal and Segment 1 contains stores selling fewer than average essential items.

Answer: B


NEW QUESTION # 23
Perform these tasks in SAS Enterprise Miner:
Add a Decision Tree node, as shown below. (Make sure you use only default options in the Decision Tree node.)

Run the Decision Tree node.
Now suppose that the bank expects to make a profit of $200 USD when TARGET=1, but it expects to lose $25 USD when TARGET=0. Incorporate the above scenario, change the assessment measure of the decision tree to average square error, and then run the Decision Tree node. What is the total profit for the test data set?
Response:

  • A. less than or equal to 299
  • B. 1,000-1,599
  • C. 300-999
  • D. 1,600 or higher

Answer: D


NEW QUESTION # 24
Perform these tasks in SAS Enterprise Miner:
- Use the Regression node to build another regression model with TARGET as the dependent variable and all other input variables as independent variables (main effects only).
- Configure the regression model to use Stepwise for Selection Model and Validation Error for Selection Criteri a. Do not change any other property for the regression model.
Which of the following variable(s) is (are) statistically significant at the 5% level in the selected model?
Response:

  • A. all of the above
  • B. TLTimeFirst
  • C. IMP_TLOpen24Pct
  • D. TLDel3060Cnt24

Answer: A


NEW QUESTION # 25
......

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