Free Jan-2023 A00-240 Dumps are Available for Instant Access
View All A00-240 Actual Exam Questions Answers and Explanations for Free
For more info visit:
Predictive Modeling Using Logistic Regression Statistics 1: Introduction to ANOVA, Regression, and Logistic Regression
NEW QUESTION 52
An analyst generates a model using the LOGISTIC procedure. They are now interested in getting the sensitivity and specificity statistics on a validation data set for a variety of cutoff values.
Which statement and option combination will generate these statistics?
- A. Score data=valid1 outroc=roc;
- B. Score data=valid1 out=roc;
- C. mode1 resp(event= '1') = gender region/outroc=roc;
- D. mode1 resp(event"1") = gender region/ out=roc;
Answer: A
NEW QUESTION 53
Within PROC GLM, the interaction between the two categorical predictors, Income and Gender, was shown to be significant. An item store was saved from the GLM analysis.
Which statement from PROC PLM would test the significance of Gender within each level of Income and adjust for multiple tests?
sliceby Gender / adjust=tukey;
- A. slice Income*Gender / sliceby=Income adjust=tukey;
- B. sliceby Income / adjust=tukey;
- C. slice Income*Gender / sliceby=Gender adjust=tukey;
- D.
Answer: D
NEW QUESTION 54
Within PROC GLM, the interaction between the two categorical predictors, Income and Gender, was shown to be significant. An item store was saved from the GLM analysis.
Which statement from PROC PLM would test the significance of Gender within each level of Income and adjust for multiple tests?
- A. sliceby Gender / adjust=tukey;
- B. slice Income*Gender / sliceby=Income adjust=tukey;
- C. slice Income*Gender / sliceby=Gender adjust=tukey;
- D. sliceby Income / adjust=tukey;
Answer: D
NEW QUESTION 55
Assume a $10 cost for soliciting a non-responder and a $200 profit for soliciting a responder. The logistic
regression model gives a probability score named P_R on a SAS data set called VALID. The VALID data
set contains the responder variable Pinch, a 1/0 variable coded as 1 for responder. Customers will be
solicited when their probability score is more than 0.05.
Which SAS program computes the profit for each customer in the data set VALID?
- A. Option C
- B. Option B
- C. Option D
- D. Option A
Answer: D
NEW QUESTION 56
A marketing campaign will send brochures describing an expensive product to a set of customers. The cost for mailing and production per customer is $50. The company makes $500 revenue for each sale.
What is the profit matrix for a typical person in the population?
- A. Option A
- B. Option B
- C. Option D
- D. Option C
Answer: D
NEW QUESTION 57
After performing an ANOVA test, an analyst has determined that a significant effect exists due to income. The analyst wants to compare each Income to all others and wants to control for experimentwise error.
Which GLM procedure statement would provide the most appropriate output?
- A. lsmeans Income / pdiff=all adjust=tukey;
- B. lsmeans Income / pdiff=control adjust=t;
- C. lsmeans Income / pdiff=all adjust=t;
- D. lsmeans Income / pdiff=control adjust=dunnett;
Answer: D
NEW QUESTION 58
This question will ask you to provide a missing option.
Given the following SAS program:
What option must be added to the program to obtain a data set containing Spearman statistics?
- A. OUTPUT=estimates
- B. OUTS=estimates
- C. OUT=estimates
- D. OUTCORR=estimates
Answer: A
Explanation:
Explanation/Reference:
NEW QUESTION 59
Refer to the exhibit:
An analyst examined logistic regression models for predicting whether a customer would make a purchase.
The ROC curve displayed summarizes the models. Using the selected model and the analyst's decision rule,
25% of the customers who did not make a purchase are incorrectly classified as purchasers.
What can be concluded from the graph?
- A. About 50% of the customers who did make a purchase are correctly classified as making a purchase.
- B. About 25% of the customers who did make a purchase are correctly classified as making a purchase.
- C. About 95% of the customers who did make a purchase are correctly classified as making a purchase.
- D. About 85% of the customers who did make a purchase are correctly classified as making a purchase.
Answer: D
NEW QUESTION 60
Refer to the exhibit:
Which statement is true, based on the plots above?
- A. Approximately ten percent of a randomly selected subset of twenty percent of the customers are expected to have a positive event.
- B. Approximately ten percent of those customers with the top twenty percent of predicted probabilities are expected to have a positive event.
- C. Approximately twice as many customers with the top ten percent of predicted probabilities are expected to have a positive versus negative event.
- D. Approximately twenty percent of the customers with a predicted score of 3 have a positive predicted class.
Answer: C
NEW QUESTION 61
Which statistic, calculated from a validation sample, can help decide which model to use for prediction of a binary target variable?
- A. Mallow's Cp
- B. Average Squared Error
- C. Chi Square
- D. Adjusted R Square
Answer: B
Explanation:
Explanation/Reference:
NEW QUESTION 62
Which SAS program will detect collinearity in a multiple regression application?
- A. Option C
- B. Option A
- C. Option D
- D. Option B
Answer: D
NEW QUESTION 63
This question will ask you to provide a missing option.
Given the following SAS program:
What option must be added to the program to obtain a data set containing Spearman statistics?
OUTCORR=estimates
- A. OUTS=estimates
- B. OUTPUT=estimates
- C. OUT=estimates
- D.
Answer: D
Explanation:
Explanation/Reference:
NEW QUESTION 64
A researcher has several variables that could be possible predictors for the final model. There is interest in checking all 2-way interactions for possible entry to the model. The researcher has decided to use forward selection within PROC LOGISTIC. Fill in the missing code option that will ensure that all 2-way interactions will be considered for entry.
start = 5
- A.
- B. include = 4
- C. start = 4
- D. include = 5
Answer: C
NEW QUESTION 65
A marketing manager attempts to determine those customers most likely to purchase additional products
as the result of a nation-wide marketing campaign.
The manager possesses a historical dataset (CAMPAIGN) of a similar campaign from last year.
It has the following characteristics:
Target variable Respond (0, 1)
Continuous predictor Income
Categorical predictor Homeowner(Y, N)
Which SAS program performs this analysis?
- A. Option C
- B. Option B
- C. Option D
- D. Option A
Answer: D
NEW QUESTION 66
Refer to the following exhibit:
What is a correct interpretation of this graph?
- A. The association between the continuous predictor and the log-odds is quadratic.
- B. The association between the continuous predictor and the continuous response is quadratic.
- C. The association between the continuous predictor and the binary response is quadratic.
- D. The association between the binary predictor and the log-odds is quadratic.
Answer: A
NEW QUESTION 67
Given the following LOGISTIC procedure:
What is the difference between the datasets OUTFILEJ and OUTFILE_2?
- A. OUTFILEJ contains the final parameter estimates and Wald Chi-Square values while OUTFILE_2 contains the newly scored probabilities.
- B. OUTFILE_1 contains the model goodness of fit statistics while OUTFILE_2 contains the newly scored logits.
- C. OUTFILE_1 contains the final parameter estimates while OUTFILE_2 contains the newly scored probabilities.
- D. OUTFILE_1 contains the model goodness of fit statistics while OUTFILE_2 contains the newly scored probabilities
Answer: C
NEW QUESTION 68
The standard form of a linear regression model is:
Which statement best summarizes the assumptions placed on the errors?
- A. The errors are independent, normally distributed with constant mean and zero variance.
- B. The errors are correlated, normally distributed with zero mean and constant variance.
- C. The errors are independent, normally distributed with zero mean and constant variance.
- D. The errors are correlated, normally distributed with constant mean and zero variance.
Answer: C
NEW QUESTION 69
The total modeling data has been split into training, validation, and test data. What is the best data to use for model assessment?
- A. Total data
- B. Validation data
- C. Training data
- D. Test data
Answer: B
NEW QUESTION 70
This question will ask you to provide a missing option. Given the following SAS program:
What option must be added to the program to obtain a data set containing Pearson statistics?
- A. OUTP=estimates
- B. OUTPUT=estimates
- C. OUTCORR=estimates
- D. OUTSTAT=estimates
Answer: A
NEW QUESTION 71
Refer to the ROC curve:
As you move along the curve, what changes?
- A. The probability cutoff for scoring
- B. The priors in the population
- C. The true negative rate in the population
- D. The proportion of events in the training data
Answer: A
NEW QUESTION 72
Refer to the following odds ratio table:
What is a correct interpretation of the estimate?
- A. The odds of the event are 1.142 greater for each one dollar increase in salary.
- B. The probability of the event is 1.142 greater for each one thousand dollar increase in salary.
- C. The probability of the event is 1.142 greater for each one dollar increase in salary.
- D. The odds of the event are 1.142 greater for each one thousand dollar increase in salary.
Answer: D
NEW QUESTION 73
Which statistic is based on the maximum vertical distance between the primary event EDF and the secondary event EDF?
- A. SBC
- B. KS
- C. Brier Score
- D. Max EDF
Answer: A
Explanation:
Explanation/Reference:
NEW QUESTION 74
......
How to book A00-240: Statistical Business Analysis Using SAS®9:Regression and Modeling Exams
The registration for the A00-240: Statistical Business Analysis Using SAS®9:Regression and Modeling Exam follows the steps given below.
- Step 1 : Visit to website Pearson VUE
- Step 2 : Navigate To Certifications
- Step 3 : Search for the exam name A00-240: Statistical Business Analysis Using SAS®9:Regression and Modeling
- Step 4 : Book the exam.
The Most In-Demand A00-240 Pass Guaranteed Quiz : https://www.prep4king.com/A00-240-exam-prep-material.html
New Version A00-240 Certificate & Helpful Exam Dumps is Online: https://drive.google.com/open?id=1fJTlAwXzYTCRAR13YAnolOP279gJ6byj
