Statistics Quiz
Practice quiz on Statistics (Advanced Maths). 5 questions.
About This Quiz
Statistics Quiz — Questions with Solutions
All 5 questions from this quiz with the correct answer and explanation. Attempt them yourself first, then open each solution to check your reasoning.
Q1.Mean of 10,20,30?
- A.20
- B.10
- C.30
- D.60
Show answer
Answer: A. 20
Sum/count.
Q2.Median is?
- A.Middle value when sorted
- B.Average
- C.Most frequent
- D.Range
Show answer
Answer: A. Middle value when sorted
Central value.
Q3.Mode is?
- A.Most frequently occurring value
- B.Average
- C.Middle value
- D.Range
Show answer
Answer: A. Most frequently occurring value
Most common.
Q4.Range is?
- A.Max minus Min
- B.Mean
- C.Median
- D.Mode
Show answer
Answer: A. Max minus Min
Spread measure.
Q5.Variance measures?
- A.Spread of data from mean
- B.Average
- C.Sum
- D.Product
Show answer
Answer: A. Spread of data from mean
Dispersion.
Frequently Asked Questions
Is Statistics Quiz free to attempt on AajExam?
Yes. Statistics Quiz is completely free. You only need a free AajExam account to track your score, view detailed solutions and unlock cross-attempt analytics.
How long does it take to complete Statistics Quiz?
Statistics Quiz runs on a 1-minute timer in real exam-style conditions. The clock starts the moment you click Start, mirroring the time pressure of the actual exam.
Are detailed solutions provided?
Yes. Every question on Statistics Quiz ships with a complete step-by-step solution, the underlying concept, and (where applicable) shortcut tricks. You can also discuss any question with the AajExam community.
Can I attempt Statistics Quiz multiple times?
Yes. You can attempt this quiz as many times as you like. Each attempt is recorded separately so you can track improvement in score, accuracy and time-management.
Which government exams does this quiz prepare me for?
Statistics questions appear regularly in SSC CGL, CHSL, MTS, GD; IBPS PO, Clerk; SBI PO, Clerk; RRB NTPC, Group D; UPSC prelims and most State PSC exams. The specific weightage varies by exam — check the exam pattern on the corresponding AajExam exam page for details.