Standardized death rate by direct method is computed as: MCQ with Answer and Explanation

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Standardized death rate by direct method is computed as:

A. Simple average of age-specific rates

B. Σ (M_x × p_x) where M_x are standard rates

C. Crude death rate of standard population

D. Σ (m_x × P_sx) / Σ P_sx, where m_x are age-specific death rates of study population and P_sx are standard population age distribution

Answer: Option D

Solution (By JKExamLibrary)

Direct standardization applies observed rates to a standard population structure.

This question belongs to: Accountancy and Statistics Statistics

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Question #1 Report Error

If the mean of a distribution is 30 and the mode is 24, the distribution is:

A. Symmetric

B. Platykurtic

C. Positively skewed

D. Negatively skewed

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Correct Answer: Option C

Explanation:
Mean > Mode implies positive skewness.

This question belongs to: Accountancy and Statistics Statistics

Question #2 Report Error

Which of the following is an example of a leading question?

A. List three improvements you would suggest.

B. Do you agree that the new policy is beneficial?

C. What is your age?

D. How often do you exercise?

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Correct Answer: Option B

Explanation:
It suggests that the policy is beneficial, leading the respondent to agree.

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Question #3 Report Error

Wholesale Price Index (WPI) is more sensitive to changes in:

A. Primary and manufactured goods prices

B. Imported luxury goods

C. Housing rents

D. Service sector prices

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Correct Answer: Option A

Explanation:
WPI primarily tracks prices of goods (primary articles, fuel, manufactured products) at wholesale stages, with limited service coverage, making it more responsive to commodity price fluctuations.

This question belongs to: Accountancy and Statistics Statistics

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