Statistics MCQs

Accountancy and Statistics

Statistics MCQs

Practice complete Statistics MCQs covering Primary & Secondary Data, Data Collection Methods, Questionnaire, Tabulation & Compilation of Data, Measures of Central Tendency, Probability, Theory of Attributes, Index Numbers, Demography, Census, Vital Statistics, Fertility Measures, and all other important topics. Includes chapter-wise and exam-oriented multiple choice questions with detailed answers and explanations for JKSSB, SSC, Banking, UPSC, CUET, University, and other competitive exams.

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Total Questions

Practice Questions

Page 28 of 66
Question #541
The Sample Registration System (SRS) in India provides data on:
A. Population census
B. Fertility and mortality indicators
C. Agricultural production
D. Industrial output
Discuss
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Correct Answer: Option B

Explanation:
SRS gives reliable annual estimates of birth rates, death rates, and infant mortality rates.
This question belongs to: Accountancy and Statistics Statistics
Question #542
A questionnaire is said to be structured if:
A. It has a fixed set of questions with predetermined response options
B. It contains only open-ended questions
C. It is very long
D. It allows the interviewer to change questions
Discuss
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Correct Answer: Option A

Explanation:
Structured questionnaires use standard questions and answer choices, facilitating easy coding.
This question belongs to: Accountancy and Statistics Statistics
Question #543
The main advantage of using a schedule over a questionnaire is:
A. Faster coverage
B. Higher response rate and accuracy through personal interview
C. Anonymity
D. Lower cost
Discuss
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Correct Answer: Option B

Explanation:
The enumerator can clarify doubts and motivate response, leading to better data quality.
This question belongs to: Accountancy and Statistics Statistics
Question #544
In tabulation, 'box-head' refers to:
A. The left part with row headings
B. The part of the table containing column headings
C. The title of the table
D. The footnotes
Discuss
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Correct Answer: Option B

Explanation:
Box-head is the portion above the stub containing the column captions.
This question belongs to: Accountancy and Statistics Statistics
Question #545
A frequency distribution with open-end intervals cannot be used to compute:
A. Median
B. Quartiles
C. Arithmetic mean accurately
D. Mode
Discuss
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Correct Answer: Option C

Explanation:
Without exact limits, the arithmetic mean cannot be calculated precisely.
This question belongs to: Accountancy and Statistics Statistics
Question #546
The process of arranging data into groups on the basis of common characteristics is called:
A. Analysis
B. Tabulation
C. Classification
D. Editing
Discuss
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Correct Answer: Option C

Explanation:
Classification groups homogeneous data into categories based on similarities.
This question belongs to: Accountancy and Statistics Statistics
Question #547
Which of the following is a quantitative classification?
A. Gender
B. Religion
C. Nationality
D. Height in centimeters
Discuss
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Correct Answer: Option D

Explanation:
Height is a measurable quantity, hence quantitative classification.
This question belongs to: Accountancy and Statistics Statistics
Question #548
The data collected from the website of the Ministry of Statistics and Programme Implementation is an example of:
A. Raw data
B. Primary data
C. Experimental data
D. Secondary data
Discuss
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Correct Answer: Option D

Explanation:
It is data already compiled and published by an official agency.
This question belongs to: Accountancy and Statistics Statistics
Question #549
In a statistical table, the source note is usually placed:
A. In the stub
B. At the bottom
C. At the top
D. In the box-head
Discuss
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Correct Answer: Option B

Explanation:
The source is indicated as a footnote at the bottom of the table.
This question belongs to: Accountancy and Statistics Statistics
Question #550
Which of the following is an example of chronological classification?
A. Data arranged by income group
B. Data arranged by gender
C. Data arranged by year
D. Data arranged by state
Discuss
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Correct Answer: Option C

Explanation:
Arranging data according to time of occurrence is chronological classification.
This question belongs to: Accountancy and Statistics Statistics
Question #551
The arithmetic mean of a set of values is 8. If each value is increased by 5, the new mean is:
A. 40
B. 8
C. 3
D. 13
Discuss
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Correct Answer: Option D

Explanation:
Adding a constant to each observation increases the mean by the same constant.
This question belongs to: Accountancy and Statistics Statistics
Question #552
Which measure of central tendency is the most stable from sample to sample?
A. None
B. Mean
C. Median
D. Mode
Discuss
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Correct Answer: Option B

Explanation:
The arithmetic mean is based on all observations and has the smallest sampling variance among unbiased estimators of the population mean.
This question belongs to: Accountancy and Statistics Statistics
Question #553
For a set of values, the sum of squared deviations is minimum when taken from:
A. Median
B. Geometric mean
C. Arithmetic mean
D. Mode
Discuss
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Correct Answer: Option C

Explanation:
The arithmetic mean minimizes the sum of squared deviations.
This question belongs to: Accountancy and Statistics Statistics
Question #554
The combined mean of two groups depends on:
A. The medians
B. The group sizes only
C. The individual means only
D. The individual means and the group sizes
Discuss
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Correct Answer: Option D

Explanation:
Combined mean = (n₁x̄₁ + n₂x̄₂) / (n₁ + n₂).
This question belongs to: Accountancy and Statistics Statistics
Question #555
The geometric mean is undefined if the data contains:
A. Values greater than 1
B. Positive numbers only
C. Negative numbers and zero
D. Only fractions
Discuss
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Correct Answer: Option C

Explanation:
GM is defined only for positive numbers; zero or negative values are not allowed.
This question belongs to: Accountancy and Statistics Statistics
Question #556
The harmonic mean gives more weight to:
A. Smaller values
B. All values equally
C. Middle values
D. Larger values
Discuss
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Correct Answer: Option A

Explanation:
HM is the reciprocal of the arithmetic mean of reciprocals, so smaller numbers have larger reciprocals and thus greater influence.
This question belongs to: Accountancy and Statistics Statistics
Question #557
If a data set has a median of 50, it means:
A. 50 is the average
B. 50 is the most frequent value
C. 50 is the midpoint of the ordered data
D. All values are above 50
Discuss
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Correct Answer: Option C

Explanation:
Median is the middle value when data are arranged in order; half the values are below and half above it.
This question belongs to: Accountancy and Statistics Statistics
Question #558
A random experiment has outcomes that are:
A. Always equally likely
B. Impossible to list
C. Uncertain but with known possible outcomes
D. Predictable with certainty
Discuss
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Correct Answer: Option C

Explanation:
In a random experiment, individual outcomes are uncertain, but the set of all possible outcomes is known.
This question belongs to: Accountancy and Statistics Statistics
Question #559
The sample space for rolling a die once contains:
A. 3 outcomes
B. 6 outcomes
C. 12 outcomes
D. 36 outcomes
Discuss
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Correct Answer: Option B

Explanation:
A standard die has six faces: 1,2,3,4,5,6.
This question belongs to: Accountancy and Statistics Statistics
Question #560
Which of the following events is certain?
A. Getting a 7 on rolling a die
B. Getting a head on two tosses of a coin
C. Getting a number less than 7 on rolling a die
D. Getting a tail when a coin is tossed
Discuss
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Correct Answer: Option C

Explanation:
All faces of a die are less than 7, so this event is certain.
This question belongs to: Accountancy and Statistics Statistics

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