APPLIED STATISTICS EXAMINATION QUESTIONS AND
CORRECT ANSWER WITH EXPLANATION GRADED A+
STUDY GUIDE SOUTHERN NEW HAMPSHIRE UNIVERSITY
1. Applied statistics refers to:
A. Use of statistical methods to solve real problems
B. Hardware repair
C. Programming systems
D. Data deletion
Answer: A
Rationale: It applies statistical tools to real-world issues.
2. The main purpose of applied statistics is to:
A. Support decision-making using data
B. Increase storage
C. Build networks
D. Design hardware
Answer: A
Rationale: It helps make evidence-based decisions.
3. Statistics is mainly concerned with:
A. Data collection, analysis, and interpretation
B. Hardware design
C. Coding only
D. Internet speed
Answer: A
Rationale: It deals with data processing.
4. Descriptive statistics are used to:
,A. Summarize data
B. Predict outcomes
C. Encrypt data
D. Store files
Answer: A
Rationale: They describe datasets.
5. Inferential statistics are used to:
A. Draw conclusions from samples
B. Store data
C. Delete data
D. Encrypt files
Answer: A
Rationale: They generalize from samples.
6. Population in statistics means:
A. Entire group of interest
B. Sample only
C. Random data
D. Software system
Answer: A
Rationale: Full dataset under study.
7. Sample is:
A. Subset of population
B. Entire population
C. Software tool
D. Hardware device
Answer: A
Rationale: Smaller representative group.
8. Variable is:
, A. A measurable characteristic
B. A computer system
C. A network cable
D. A file type
Answer: A
Rationale: It changes and can be measured.
9. Quantitative data is:
A. Numerical data
B. Text data
C. Image data only
D. Audio data only
Answer: A
Rationale: Involves numbers.
10. Qualitative data is:
A. Non-numerical data
B. Only numbers
C. Hardware data
D. Encrypted data
Answer: A
Rationale: Descriptive information.
11. Mean is:
A. Average value
B. Middle value
C. Most frequent value
D. Random value
Answer: A
Rationale: Sum divided by count.
12. Median is:
CORRECT ANSWER WITH EXPLANATION GRADED A+
STUDY GUIDE SOUTHERN NEW HAMPSHIRE UNIVERSITY
1. Applied statistics refers to:
A. Use of statistical methods to solve real problems
B. Hardware repair
C. Programming systems
D. Data deletion
Answer: A
Rationale: It applies statistical tools to real-world issues.
2. The main purpose of applied statistics is to:
A. Support decision-making using data
B. Increase storage
C. Build networks
D. Design hardware
Answer: A
Rationale: It helps make evidence-based decisions.
3. Statistics is mainly concerned with:
A. Data collection, analysis, and interpretation
B. Hardware design
C. Coding only
D. Internet speed
Answer: A
Rationale: It deals with data processing.
4. Descriptive statistics are used to:
,A. Summarize data
B. Predict outcomes
C. Encrypt data
D. Store files
Answer: A
Rationale: They describe datasets.
5. Inferential statistics are used to:
A. Draw conclusions from samples
B. Store data
C. Delete data
D. Encrypt files
Answer: A
Rationale: They generalize from samples.
6. Population in statistics means:
A. Entire group of interest
B. Sample only
C. Random data
D. Software system
Answer: A
Rationale: Full dataset under study.
7. Sample is:
A. Subset of population
B. Entire population
C. Software tool
D. Hardware device
Answer: A
Rationale: Smaller representative group.
8. Variable is:
, A. A measurable characteristic
B. A computer system
C. A network cable
D. A file type
Answer: A
Rationale: It changes and can be measured.
9. Quantitative data is:
A. Numerical data
B. Text data
C. Image data only
D. Audio data only
Answer: A
Rationale: Involves numbers.
10. Qualitative data is:
A. Non-numerical data
B. Only numbers
C. Hardware data
D. Encrypted data
Answer: A
Rationale: Descriptive information.
11. Mean is:
A. Average value
B. Middle value
C. Most frequent value
D. Random value
Answer: A
Rationale: Sum divided by count.
12. Median is:
