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 53 of 66
Question #1041
The infant mortality rate in Kerala is lower than in Madhya Pradesh primarily due to:
A. Larger population
B. Higher income
C. Higher fertility
D. Better healthcare and higher female literacy
Discuss
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Correct Answer: Option D

Explanation:
Kerala's good health infrastructure and high literacy contribute to low IMR.
This question belongs to: Accountancy and Statistics Statistics
Question #1042
The crude birth rate and crude death rate of a country are 18 and 6 per 1000. The rate of natural increase is:
A. 1.2%
B. 0.6%
C. 3%
D. 12 per 1000
Discuss
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Correct Answer: Option D

Explanation:
RNI = 18-6 = 12 per 1000.
This question belongs to: Accountancy and Statistics Statistics
Question #1043
Which of the following is a characteristic of a good index number?
A. It should not be based on a basket of items.
B. It should use only current year weights.
C. It should satisfy the circular test.
D. It should be biased.
Discuss
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Correct Answer: Option C

Explanation:
Desirable properties include satisfying tests like time reversal, factor reversal, circular.
This question belongs to: Accountancy and Statistics Statistics
Question #1044
In a life table, the column Lx represents:
A. Probability of dying
B. Number of person-years lived between age x and x+n
C. Number of survivors at age x
D. Number of deaths at age x
Discuss
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Correct Answer: Option B

Explanation:
Lx is the number of person-years lived in the age interval.
This question belongs to: Accountancy and Statistics Statistics
Question #1045
The proportion of the total population in the age group 15-59 is called:
A. Child-woman ratio
B. Elderly ratio
C. Working-age population ratio
D. Dependency ratio
Discuss
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Correct Answer: Option C

Explanation:
It is the share of the population that is potentially economically active.
This question belongs to: Accountancy and Statistics Statistics
Question #1046
The measure 'Child-Woman Ratio' is a:
A. Measure of mortality
B. Indirect measure of fertility
C. Direct measure of fertility
D. Measure of migration
Discuss
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Correct Answer: Option B

Explanation:
It relates children 0-4 to women 15-49, approximating fertility.
This question belongs to: Accountancy and Statistics Statistics
Question #1047
In India, the registration of births and deaths is compulsory under:
A. The Registration of Births and Deaths Act, 1969
B. The Constitution of India
C. The Vital Statistics Act, 1971
D. The Census Act, 1948
Discuss
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Correct Answer: Option A

Explanation:
RBD Act, 1969 mandates registration.
This question belongs to: Accountancy and Statistics Statistics
Question #1048
If the price index rises from 100 to 120, the purchasing power of money:
A. Decreases by 16.67%
B. Increases by 20%
C. Remains unchanged
D. Decreases by 20%
Discuss
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Correct Answer: Option A

Explanation:
Purchasing power = 1/price index. Old: 1/100=0.01, new: 1/120≈0.00833, decline = (0.01-0.00833)/0.01 = 0.1667 or 16.67%.
This question belongs to: Accountancy and Statistics Statistics
Question #1049
A data set has a mean of 50 and a standard deviation of 5. If 3 is added to each value, the new coefficient of variation is:
A. Unchanged
B. 9.43%
C. 12%
D. 10%
Discuss
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Correct Answer: Option B

Explanation:
New mean = 53, SD unchanged=5. CV = (5/53)×100 ≈ 9.43%.
This question belongs to: Accountancy and Statistics Statistics
Question #1050
Which of the following is an example of secondary data?
A. Data obtained from the Census of India website for a research paper
B. Observations recorded in a lab experiment
C. Data collected by a student for her project through a survey
D. Interviews conducted by a journalist
Discuss
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Correct Answer: Option A

Explanation:
Data already published is secondary.
This question belongs to: Accountancy and Statistics Statistics
Question #1051
In the schedule method, the advantage over mailed questionnaire is:
A. Higher response rate and accuracy
B. Lower cost
C. Complete anonymity
D. Faster data collection
Discuss
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Correct Answer: Option A

Explanation:
Personal contact ensures better response and clarification.
This question belongs to: Accountancy and Statistics Statistics
Question #1052
The classification of students by blood group is:
A. Quantitative
B. Chronological
C. Geographical
D. Qualitative
Discuss
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Correct Answer: Option D

Explanation:
Blood group is a categorical attribute.
This question belongs to: Accountancy and Statistics Statistics
Question #1053
In a frequency distribution with unequal class intervals, the heights of rectangles in a histogram are proportional to:
A. Frequency density
B. Frequency
C. Relative frequency
D. Cumulative frequency
Discuss
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Correct Answer: Option A

Explanation:
When class widths differ, area represents frequency, so height = frequency / width.
This question belongs to: Accountancy and Statistics Statistics
Question #1054
If the mean of a dataset is 15 and the sum of squared deviations from the mean is 90 for 10 observations, the variance is:
A. 9
B. 90
C. 10
D. 8.1
Discuss
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Correct Answer: Option A

Explanation:
Population variance = 90/10 = 9. Sample variance = 90/9 = 10, but usually variance of the data (population) is 9 if it's the whole set. I'll assume population.
This question belongs to: Accountancy and Statistics Statistics
Question #1055
The geometric mean of 1, 3, 9 is:
A. 3.3
B. 3
C. 13
D. 4.33
Discuss
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Correct Answer: Option B

Explanation:
(1×3×9)^(1/3) = 27^(1/3) = 3.
This question belongs to: Accountancy and Statistics Statistics
Question #1056
Which measure of central tendency is most appropriate for finding the typical salary in a company with a few very high earners?
A. Mode
B. Mean
C. Harmonic mean
D. Median
Discuss
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Correct Answer: Option D

Explanation:
Median is robust to outliers and better represents the typical salary.
This question belongs to: Accountancy and Statistics Statistics
Question #1057
If the events A and B are mutually exclusive and P(A)=0.4, P(B)=0.5, then P(A∪B) is:
A. 0.2
B. 0.7
C. 0.1
D. 0.9
Discuss
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Correct Answer: Option D

Explanation:
0.4+0.5=0.9.
This question belongs to: Accountancy and Statistics Statistics
Question #1058
A box contains 4 white and 6 black balls. A ball is drawn and not replaced. Then another ball is drawn. The probability that both are white is:
A. 2/15
B. 6/90
C. 12/90
D. 1/6
Discuss
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Correct Answer: Option A

Explanation:
(4/10)×(3/9)=12/90=2/15.
This question belongs to: Accountancy and Statistics Statistics
Question #1059
The Laspeyres price index is 120 and the Paasche price index is 110. Fisher's index is:
A. 113.0
B. 115.0
C. 115.5
D. 114.89
Discuss
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Correct Answer: Option D

Explanation:
√(120×110)=√13200≈114.89.
This question belongs to: Accountancy and Statistics Statistics
Question #1060
The WPI base year 2011-12 replaced which previous base year?
A. 2004-05
B. 2000-01
C. 1993-94
D. 2010
Discuss
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Correct Answer: Option A

Explanation:
The previous WPI series had base 2004-05.
This question belongs to: Accountancy and Statistics Statistics

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