The index that is most widely used to measure changes in the cost of living is: MCQ with Answer and Explanation

The index that is most widely used to measure changes in the cost of living is:
A. CPI
B. Sensex
C. WPI
D. GDP deflator
Answer: Option A
Solution (By JKExamLibrary)
Consumer Price Index measures retail price changes and reflects cost of living.

This question belongs to: Accountancy and Statistics Statistics

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Practice More Statistics Questions

Question #1 Report Error
Standardized Death Rate allows comparison of mortality between Population X and Y by:
A. Focusing only on working-age adults
B. Applying each population's age-specific rates to a common standard age distribution
C. Averaging their crude death rates
D. Using X's age structure for both

Correct Answer: Option B


Explanation:
Standardization removes age structure effects by calculating what each population's death rate would be if it had the same age distribution as a standard population, enabling fair comparison of underlying mortality risks.

This question belongs to: Accountancy and Statistics Statistics
Question #2 Report Error
Bayes' theorem is primarily used to:
A. Determine if two events are mutually exclusive
B. Compute the expected value of a random variable
C. Update the probability of a hypothesis based on new evidence
D. Calculate the probability of the union of events

Correct Answer: Option C


Explanation:
Bayes' theorem allows revising prior probabilities of hypotheses in light of new data or evidence, making it fundamental in statistical inference and decision-making under uncertainty.

This question belongs to: Accountancy and Statistics Statistics
Question #3 Report Error
The weights used in the construction of the Wholesale Price Index (WPI) in India are based on:
A. Number of employees in factories
B. Income tax slabs
C. Retail consumption patterns
D. Value of wholesale transactions (production + imports - exports)

Correct Answer: Option D


Explanation:
WPI weights reflect the total value of commodities transacted in the domestic wholesale market.

This question belongs to: Accountancy and Statistics Statistics