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.
Question #221
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The denominator for Perinatal Mortality Rate includes:
Correct Answer: Option C
Explanation:
PNMR = (stillbirths + early neonatal deaths) / (live births + stillbirths) × 1000.
PNMR = (stillbirths + early neonatal deaths) / (live births + stillbirths) × 1000.
This question belongs to:
Accountancy and Statistics
Statistics
Question #222
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If the arithmetic mean of 8, 12, x, 6, 9 is 8, then x is:
Correct Answer: Option D
Explanation:
(8+12+x+6+9)/5 = 8 → 35 + x = 40 → x = 5.
(8+12+x+6+9)/5 = 8 → 35 + x = 40 → x = 5.
This question belongs to:
Accountancy and Statistics
Statistics
Question #223
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The sum of absolute deviations is minimum when taken from:
Correct Answer: Option B
Explanation:
The median minimizes the sum of absolute deviations, Σ|x - M|.
The median minimizes the sum of absolute deviations, Σ|x - M|.
This question belongs to:
Accountancy and Statistics
Statistics
Question #224
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Which of the following is not a measure of central tendency?
Correct Answer: Option D
Explanation:
Range is a measure of dispersion, not central tendency.
Range is a measure of dispersion, not central tendency.
This question belongs to:
Accountancy and Statistics
Statistics
Question #225
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In the theory of attributes, the class frequency (Aβ) represents:
Correct Answer: Option A
Explanation:
β indicates absence of B; (Aβ) = items with A and without B.
β indicates absence of B; (Aβ) = items with A and without B.
This question belongs to:
Accountancy and Statistics
Statistics
Question #226
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Yule's coefficient of association Q is defined as (ad - bc)/(ad + bc), where ad = (AB)×(αβ) and bc = (Aβ)×(αB). This coefficient is also known as:
Correct Answer: Option A
Explanation:
Q is Yule's coefficient of association, also called coefficient of colligation.
Q is Yule's coefficient of association, also called coefficient of colligation.
This question belongs to:
Accountancy and Statistics
Statistics
Question #227
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When the base year of a fixed base index series is changed from 2010 to 2015, the new index for 2020 is obtained by:
Correct Answer: Option D
Explanation:
New index = (Old index for target year / Old index for new base year) × 100.
New index = (Old index for target year / Old index for new base year) × 100.
This question belongs to:
Accountancy and Statistics
Statistics
Question #228
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The Consumer Price Index for Industrial Workers (CPI-IW) is compiled by:
Correct Answer: Option B
Explanation:
The Labour Bureau compiles CPI-IW, a key measure of retail inflation for industrial workers.
The Labour Bureau compiles CPI-IW, a key measure of retail inflation for industrial workers.
This question belongs to:
Accountancy and Statistics
Statistics
Question #229
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Fisher's ideal quantity index formula is:
Correct Answer: Option C
Explanation:
Fisher's quantity index is the geometric mean of Laspeyres and Paasche quantity indices.
Fisher's quantity index is the geometric mean of Laspeyres and Paasche quantity indices.
This question belongs to:
Accountancy and Statistics
Statistics
Question #230
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The 'bias' in Laspeyres and Paasche price indices is that:
Correct Answer: Option B
Explanation:
Laspeyres uses base period basket, ignoring substitution, so it overstates; Paasche uses current basket, often understating.
Laspeyres uses base period basket, ignoring substitution, so it overstates; Paasche uses current basket, often understating.
This question belongs to:
Accountancy and Statistics
Statistics
Question #231
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Census of India is an example of:
Correct Answer: Option D
Explanation:
Census attempts to cover every individual in the country, hence complete enumeration.
Census attempts to cover every individual in the country, hence complete enumeration.
This question belongs to:
Accountancy and Statistics
Statistics
Question #232
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Net migration rate is calculated as the difference between in-migrants and out-migrants per:
Correct Answer: Option A
Explanation:
Net migration rate = (Immigrants - Emigrants) / Mid-year population × 1000.
Net migration rate = (Immigrants - Emigrants) / Mid-year population × 1000.
This question belongs to:
Accountancy and Statistics
Statistics
Question #233
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The population of a town increased from 20,000 to 25,000 in 10 years. The average annual growth rate is best computed using:
Correct Answer: Option B
Explanation:
Geometric mean is appropriate for compound growth rates; annual growth factor = (25000/20000)^(1/10).
Geometric mean is appropriate for compound growth rates; annual growth factor = (25000/20000)^(1/10).
This question belongs to:
Accountancy and Statistics
Statistics
Question #234
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Which method of collecting primary data is most suitable when the field of investigation is highly confidential and restricted?
Correct Answer: Option C
Explanation:
Direct personal interview ensures maximum confidentiality as the investigator directly collects data without intermediaries.
Direct personal interview ensures maximum confidentiality as the investigator directly collects data without intermediaries.
This question belongs to:
Accountancy and Statistics
Statistics
Question #235
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Information published by the United Nations Statistical Division is considered as:
Correct Answer: Option A
Explanation:
Data published by international organizations are secondary sources for researchers who use them for their own studies.
Data published by international organizations are secondary sources for researchers who use them for their own studies.
This question belongs to:
Accountancy and Statistics
Statistics
Question #236
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Which of the following errors is exclusively associated with the collection of secondary data?
Correct Answer: Option B
Explanation:
Secondary data was originally collected for a different purpose, hence it might not strictly align with the current study's objectives.
Secondary data was originally collected for a different purpose, hence it might not strictly align with the current study's objectives.
This question belongs to:
Accountancy and Statistics
Statistics
Question #237
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A preliminary test of a questionnaire on a small subset of the population before the main survey is called:
Correct Answer: Option B
Explanation:
A pilot survey helps in identifying shortcomings in the questionnaire design before full-scale implementation.
A pilot survey helps in identifying shortcomings in the questionnaire design before full-scale implementation.
This question belongs to:
Accountancy and Statistics
Statistics
Question #238
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Which of the following is a characteristic of a well-designed questionnaire?
Correct Answer: Option C
Explanation:
Simple language prevents misinterpretation, ensuring reliable and accurate data collection from respondents.
Simple language prevents misinterpretation, ensuring reliable and accurate data collection from respondents.
This question belongs to:
Accountancy and Statistics
Statistics
Question #239
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Data classified based on geographical areas such as countries, states, or cities is known as:
Correct Answer: Option A
Explanation:
Spatial or geographical classification groups data according to physical locations or regions.
Spatial or geographical classification groups data according to physical locations or regions.
This question belongs to:
Accountancy and Statistics
Statistics
Question #240
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In a statistical table, the column headings are technically referred to as:
Correct Answer: Option C
Explanation:
Captions refer to the headings of the columns in a table, whereas stubs refer to the row headings.
Captions refer to the headings of the columns in a table, whereas stubs refer to the row headings.
This question belongs to:
Accountancy and Statistics
Statistics
