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 51 of 66
Question #1001
If P(A) = 2/3 and P(B) = 1/2 and A, B are independent, then P(A∩B) is:
A. 2/3
B. 1/2
C. 1/6
D. 1/3
Discuss
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Correct Answer: Option D

Explanation:
2/3 × 1/2 = 1/3.
This question belongs to: Accountancy and Statistics Statistics
Question #1002
The complement of the event 'at least one head' in two coin tosses is:
A. Two heads
B. At least one tail
C. Exactly one head
D. No heads (both tails)
Discuss
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Correct Answer: Option D

Explanation:
Complement of 'at least one head' is 'no heads'.
This question belongs to: Accountancy and Statistics Statistics
Question #1003
In the context of attributes, the notation (Aβ) represents:
A. Number not having A and not having B
B. Number having A but not B
C. Number having A and B
D. Number not having A but having B
Discuss
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Correct Answer: Option B

Explanation:
β means not B.
This question belongs to: Accountancy and Statistics Statistics
Question #1004
The Consumer Price Index for Industrial Workers (CPI-IW) is used mainly for:
A. Measuring agricultural production
B. Calculating GDP
C. Computing tax rates
D. Dearness allowance revision
Discuss
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Correct Answer: Option D

Explanation:
CPI-IW is used to adjust wages and allowances of industrial workers.
This question belongs to: Accountancy and Statistics Statistics
Question #1005
Which of the following about Census 2011 is incorrect?
A. The sex ratio was 940 females per 1000 males.
B. The literacy rate was 74.04%.
C. The population was 1.21 billion.
D. It was the 15th Census of India.
Discuss
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Correct Answer: Option A

Explanation:
Sex ratio was 943, not 940.
This question belongs to: Accountancy and Statistics Statistics
Question #1006
The 'life expectancy at birth' in India as per recent SRS is about:
A. 72 years
B. 65 years
C. 60 years
D. 69 years
Discuss
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Correct Answer: Option D

Explanation:
Life expectancy at birth is around 69 years (2014-18).
This question belongs to: Accountancy and Statistics Statistics
Question #1007
Which of the following is a vital event?
A. Employment
B. Enrollment in school
C. Marriage
D. Migration
Discuss
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Correct Answer: Option C

Explanation:
Vital events include births, deaths, marriages, divorces.
This question belongs to: Accountancy and Statistics Statistics
Question #1008
The crude birth rate is called 'crude' because:
A. It includes stillbirths
B. It is based on sample
C. It does not account for the age-sex composition
D. It is inaccurate
Discuss
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Correct Answer: Option C

Explanation:
Crude rates use total population, ignoring structure.
This question belongs to: Accountancy and Statistics Statistics
Question #1009
If a researcher wants to study the association between smoking and lung cancer using a 2×2 table, which coefficient can be used?
A. Yule's Q
B. Coefficient of variation
C. Fisher's ideal index
D. Time reversal test
Discuss
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Correct Answer: Option A

Explanation:
Yule's Q measures association between two attributes.
This question belongs to: Accountancy and Statistics Statistics
Question #1010
In a 2×2 contingency table, if ad > bc, then:
A. A and B are positively associated
B. Data are inconsistent
C. A and B are negatively associated
D. A and B are independent
Discuss
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Correct Answer: Option A

Explanation:
ad > bc indicates positive association.
This question belongs to: Accountancy and Statistics Statistics
Question #1011
Which of the following index numbers does NOT require weights?
A. Fisher index
B. Simple aggregative index
C. Laspeyres index
D. Paasche index
Discuss
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Correct Answer: Option B

Explanation:
Simple aggregative treats all items equally; others are weighted.
This question belongs to: Accountancy and Statistics Statistics
Question #1012
The Paasche index is weighted by:
A. Fixed weights
B. Current period quantities
C. Base period prices
D. Base period quantities
Discuss
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Correct Answer: Option B

Explanation:
Paasche price index uses current quantities as weights.
This question belongs to: Accountancy and Statistics Statistics
Question #1013
The Wholesale Price Index (WPI) in India covers how many major groups?
A. 5
B. 4
C. 3
D. 2
Discuss
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Correct Answer: Option C

Explanation:
WPI comprises Primary Articles, Fuel & Power, and Manufactured Products.
This question belongs to: Accountancy and Statistics Statistics
Question #1014
The National Sample Survey Office (NSSO) conducts surveys on:
A. Consumer expenditure and employment
B. Corporate profits
C. Wholesale prices
D. Stock market indices
Discuss
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Correct Answer: Option A

Explanation:
NSSO conducts socio-economic surveys, including consumer expenditure, employment-unemployment.
This question belongs to: Accountancy and Statistics Statistics
Question #1015
Population policy in India aims to achieve:
A. Zero population growth immediately
B. Decrease life expectancy
C. Stabilization of population by 2045
D. Increase fertility
Discuss
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Correct Answer: Option C

Explanation:
The National Population Policy 2000 aims for population stabilization by 2045.
This question belongs to: Accountancy and Statistics Statistics
Question #1016
The difference between the birth rate and death rate is called:
A. Growth rate
B. Doubling time
C. Net migration
D. Natural increase
Discuss
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Correct Answer: Option D

Explanation:
Natural increase = CBR - CDR (excluding migration).
This question belongs to: Accountancy and Statistics Statistics
Question #1017
If the crude birth rate of a country is 25 and crude death rate is 10, and net migration rate is -2 per 1000, the growth rate is:
A. 37 per 1000
B. 15 per 1000
C. 13 per 1000
D. 17 per 1000
Discuss
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Correct Answer: Option C

Explanation:
Growth rate = 25 - 10 + (-2) = 13 per 1000.
This question belongs to: Accountancy and Statistics Statistics
Question #1018
Which of the following is true for an ideal index number?
A. It must be a simple average of relatives.
B. It should use only base period weights.
C. It should be easy to calculate.
D. It must satisfy time reversal and factor reversal tests.
Discuss
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Correct Answer: Option D

Explanation:
Fisher's ideal index satisfies both tests; these are desirable properties.
This question belongs to: Accountancy and Statistics Statistics
Question #1019
If a time series index shows that prices have doubled from base year, the index is:
A. 50
B. 1000
C. 200
D. 100
Discuss
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Correct Answer: Option C

Explanation:
Doubling means 100% increase, so index = base (100) + 100 = 200.
This question belongs to: Accountancy and Statistics Statistics
Question #1020
In a sample survey, the difference between the sample estimate and the true population value is called:
A. Response error
B. Bias
C. Sampling error
D. Non-sampling error
Discuss
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Correct Answer: Option C

Explanation:
Sampling error arises because only a part of the population is surveyed.
This question belongs to: Accountancy and Statistics Statistics

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