Organizer: Department of Statistics, Veer Narmad South Gujarat University, Surat (Re-Accredited ‘B++ 2.86 CGPA by NAAC).
Online Quiz as a part of the National Statistics Day Celebration on the 29th June 2025.
About the Quiz
- Junior Level (Student of Class 11 & 12)-Statistics Day Online Quiz 2025.
- Syllabus: Matrix and Determinants, Permutation and Combination, Measures of Central Tendency,
- Measures of Dispersion, Probability.
- No Registration fees.
- All 30 questions are compulsory.
- On successful completion of the Quiz, participants scoring 50% and above will receive an e-certificate through e-mail address.
- Event Date: 29th June 2025 (12.00 am to 12.00 pm).
Dr. Shital S. Patel Organizing Secretary
Dr. Arti. J. Rajyaguru Convener
Dr. R. C. Gadhvi Registrar
Dr. K. N. Chavda Vice Chancellor
Contact:
Department of Statistics, Veer Narmad South Gujarat University Surat-395007, (Gujarat) INDIA
Contact: 0261-223110, Email: quizstatistics@vnsgu.ac.in
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100% Correct Answers Available Here
Whose birth anniversary is celebrated as National Statistics Day?
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1 point
C.R. Rao
Aryabhata
Srinivasa Ramanujan
Prasanta Chandra Mahalanobis
The sum of all probabilities of an event is:
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1 point
Infinity
100
1
0
Probability can take values between:
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1 point
- 1 to 0
-1 to +1
0 to infinity
0 to 1
In a perfectly symmetrical distribution, which of the following is true?
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1 point
Mean = Median = Mode
Mean > Mode
Mode > Mean
Median > Mean
In a group of 10 students, 6 are boys. What is the probability of selecting a girl?
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1 point
0.5
0.3
0.6
0.4
Shoe size of most of the people in India is No.7, which measure of central value does it represent?
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1 point
sixth decile
mode
45th percentile
median
Which of the following is a primary source of data?
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1 point
Newspaper article
Textbook
Government report
Survey conducted by you
Probability of an impossible events is:
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1 point
-1
0
1/2
1
If constant 7 is added to each observation of a set, the mean is:
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1 point
Not affected
Increased by 7
Decreased by 7
division by 7
If A is an identity matrix, then A × A is:
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1 point
Identity matrix
Diagonal matrix
Scalar matrix
Zero matrix
The range of the set values, 15, 12, 27, 6, 9, 18, 21 is:
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1 point
3.4
21
2.1
7
If the mode of a dataset is 8 and the mean is 10, what can you say about the distribution?
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1 point
Positively skewed
Bimodal
Symmetric
Negatively skewed
Which of the following is true for a square matrix A if |A| ≠ 0?
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1 point
A is a non-singular matrix
A is a singular matrix
A is a diagonal matrix
A is a zero matrix
Pie charts are used to represent:
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1 point
Time series
Parts of a whole
Frequency distribution
Continuous data
The relationship between mean, median and mode for a moderately skewed distribution is:
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1 point
Mode = 3 Median – 2 Mean
Mode = 2 Median – 3 Mean
Mode = 2 Median – Mean
Mode = Median – 2 Mean
Which is the most affected by extreme values?
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1 point
Mean
median
Varinace
Range
The data given as, 5, 7, 12, 17, 79, 84, 91 will be called as:
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1 point
an individual series
a contious series
time series
a discrete series
The mean of first five prime number is:
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1 point
5.6
2.5
7
5
A letter is chosen at random from the letters of the word ‘ASSASSINATION’. Find the probability that the letter chosen is a vowel.
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1 point
1/13
7/13
6/13
2/13
If A and B are two events which have no point in common, the events A and B are:
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1 point
Independent
Mutually exclusive
dependent
Complementary to each other
Probability is expressed as:
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1 point
Ratio
Proportion
Percentage
All the above
Which of the following is a qualitative variable?
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1 point
Height
Age
Gender
Weight
Random sampling means:
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1 point
Every item has equal chance of selection
Choosing every second item
Based on convenience
Choosing the items with judgment
The average of 40, 60, and x is 50. What is the value of x?
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1 point
50
70
60
40
Two dice are thrown simultaneously. Find the probability of getting a doublet of even number:
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1 point
1/5
1/6
1/2
1/12
Find the probability of getting more than 5 in tossing a die.
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1 point
1/6
5/6
1/2
1/3
If I is a identity matrix of order 3 then determinant of I is:
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1 point
3
2
0
1
All values in a sample are same. Then their variance is:
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1 point
not define
infinity
zero
one
For which set of numbers do the mean, median and mode all have the same value?
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1 point
1, 1, 2, 5, 6
2, 2, 2, 2, 4
1, 3, 3, 3, 5
1, 1, 1, 2, 5
Profit and loss of a firm during various years can be displayed through:
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1 point
simple bar diagram
duo-directional bar diagram
deviation bar chart
multiple bar diagram