100+ Free UPSSSC ASO Practice Questions

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2026 Statistics

Key Facts: UPSSSC ASO Exam

100 Qs

Total questions in the main written exam

UPSSSC Pattern

65%

Weight of Core Statistics & Mathematics

ASO Syllabus

₹25

Processing fee for all categories

Official Notification

The UPSSSC ASO Mains exam is a 2-hour written test with 100 questions. Core Statistics and Math carry 65% weight, while UP GK and Computer cover the rest.

Sample UPSSSC ASO Practice Questions

Try these sample questions to test your UPSSSC ASO exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1Which of the following describes the probability of an event that is certain to happen?

A.0

B.0.5

C.1

D.Infinity

Explanation: The probability of a certain event is always 1, meaning it has a 100% chance of occurring.

2What is the mean of the first five prime numbers?

A.3.6

B.5.6

C.6.0

D.4.5

Explanation: The first five prime numbers are 2, 3, 5, 7, and 11. Their sum is 28, and dividing by 5 gives 5.6.

3If two events A and B are independent, what is P(A ∩ B)?

A.P(A) + P(B)

B.P(A) × P(B)

C.P(A) / P(B)

D.P(A) - P(B)

Explanation: For independent events, the probability of both occurring is the product of their individual probabilities.

4In a normal distribution, what percentage of data falls within one standard deviation of the mean?

A.50%

B.68%

C.95%

D.99.7%

Explanation: According to the empirical rule (68-95-99.7 rule), approximately 68% of data falls within one standard deviation of the mean.

5Which sampling method gives every member of the population an equal chance of being selected?

A.Stratified Sampling

B.Convenience Sampling

C.Simple Random Sampling

D.Quota Sampling

Explanation: Simple random sampling ensures every individual in the population has an equal probability of selection.

6What does the null hypothesis (H0) typically represent?

A.A statement of an effect or difference

B.A statement of no effect or no difference

C.A proven fact

D.A random guess

Explanation: The null hypothesis usually assumes no effect, difference, or relationship between variables in a study.

7What is a Type I error in hypothesis testing?

A.Rejecting a true null hypothesis

B.Failing to reject a false null hypothesis

C.Accepting a true alternative hypothesis

D.Failing to reject a true null hypothesis

Explanation: A Type I error (false positive) occurs when the null hypothesis is true, but it is incorrectly rejected.

8The correlation coefficient (r) ranges between which two values?

A.0 and 1

B.-1 and 1

C.-100 and 100

D.0 and infinity

Explanation: Pearson's correlation coefficient ranges from -1 (perfect negative) to 1 (perfect positive correlation).

9In linear regression y = mx + c, what does 'm' represent?

A.The y-intercept

B.The error term

C.The slope of the line

D.The dependent variable

Explanation: In the equation y = mx + c, 'm' represents the slope or the rate of change of y with respect to x.

10If the variance of a dataset is 16, what is its standard deviation?

A.4

B.8

C.256

D.16

Explanation: Standard deviation is the square root of the variance. The square root of 16 is 4.

About the UPSSSC ASO Exam

The UPSSSC Assistant Statistical Officer (ASO) exam recruits statistical officers for UP state departments. Shortlisted candidates based on UPSSSC PET scores sit a 100-question statistics-heavy main exam.

Questions

100 scored questions

Time Limit

2 hours

Passing Score

Merit-based

Exam Fee

₹25 (Uttar Pradesh Subordinate Services Selection Commission (UPSSSC))

UPSSSC ASO Exam Content Outline

65%

Core Statistics & Mathematics

Probability, regression, matrix algebra, statistical inference.

15%

Computer & Information Technology

Hardware, software, internet, cybersecurity, AI/ML/IoT.

20%

General Knowledge of Uttar Pradesh

Geography, history, economy and culture of UP.

How to Pass the UPSSSC ASO Exam

What You Need to Know

Passing score: Merit-based
Exam length: 100 questions
Time limit: 2 hours
Exam fee: ₹25

Keys to Passing

Complete 500+ practice questions
Score 80%+ consistently before scheduling
Focus on highest-weighted sections
Use our AI tutor for tough concepts

UPSSSC ASO Study Tips from Top Performers

1Study advanced statistical concepts like probability distribution, regression, and sampling techniques.

2Learn UP history, geography, and current developments for the GK section.

3Brush up on basic computer science, hardware, and cybersecurity concepts.

Frequently Asked Questions

What is the fee for the UPSSSC ASO exam?

The processing fee is ₹25 for all candidates. Shortlisted candidates pay a main exam fee separately.

What is the qualification required?

A Postgraduate Degree in Math, Statistics, Economics or Commerce, plus a recognized computer certificate.

Is there negative marking?

Yes, negative marking of 0.25 (1/4th) marks applies for each wrong answer.

100+ Free UPSSSC ASO Practice Questions

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