CORRECT ANSWER WITH EXPLANATION GRADED A+
STUDY GUIDE SOUTHERN NEW HAMPSHIRE UNIVERSITY
1. Predictive analytics is used to:
A. Forecast future outcomes
B. Delete data
C. Store files
D. Encrypt systems
Answer: A
Rationale: It uses data to predict future events.
2. Predictive analytics is based on:
A. Historical data
B. Random guesses
C. Hardware design
D. Network cables
Answer: A
Rationale: Past data is used for prediction.
3. The main goal of predictive analytics is to:
A. Predict future trends
B. Store data
C. Encrypt data
D. Delete data
Answer: A
Rationale: Forecasting outcomes.
4. Predictive analytics is a branch of:
,A. Data science
B. Hardware engineering
C. Networking
D. Printing
Answer: A
Rationale: It belongs to analytics and AI.
5. Regression analysis is used for:
A. Prediction of numerical values
B. Data deletion
C. Encryption
D. Sorting files
Answer: A
Rationale: Forecasting continuous outcomes.
6. Classification in predictive analytics is used to:
A. Predict categories
B. Predict numbers
C. Encrypt data
D. Store data
Answer: A
Rationale: Assign labels to outcomes.
7. Supervised learning uses:
A. Labeled data
B. Unlabeled data
C. No data
D. Random data
Answer: A
Rationale: Training with known outputs.
8. Unsupervised learning uses:
, A. Unlabeled data
B. Labeled data
C. Encrypted data
D. No data
Answer: A
Rationale: Pattern discovery without labels.
9. Time series forecasting is used for:
A. Predicting future values over time
B. Encrypting data
C. Deleting data
D. Sorting files
Answer: A
Rationale: Trend prediction over time.
10. A model in predictive analytics is:
A. Mathematical representation of data
B. Hardware device
C. File system
D. Database table only
Answer: A
Rationale: Represents relationships in data.
11. Training data is used to:
A. Build the model
B. Test the model
C. Delete data
D. Encrypt data
Answer: A
Rationale: Model learning phase.
12. Testing data is used to: