The mode can be found graphically by: MCQ with Answer and Explanation

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The mode can be found graphically by:

A. Pie chart

B. Ogive

C. Histogram

D. Bar diagram

Answer: Option C

Solution (By JKSSB Mock Tests)

The modal class is the tallest bar in a histogram.

This question belongs to: Accountancy and Statistics Statistics

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Question #1

Standardized Death Rate (SDR) is expressed per:

A. 100,000 population

B. 100 population

C. 10,000 population

D. 1,000 population

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Correct Answer: Option D

Explanation:
Like crude rates, SDR is typically expressed per 1,000 standard population to maintain consistency and readability, though the base can vary by convention (e.g., per 100,000 for rare events).

This question belongs to: Accountancy and Statistics Statistics

Question #2

Which of the following statements is true?

A. Fisher's index is the geometric mean of Laspeyres and Paasche

B. Fisher's index is the harmonic mean of Laspeyres and Paasche

C. Fisher's index is the median of Laspeyres and Paasche

D. Fisher's index is the arithmetic mean of Laspeyres and Paasche

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Correct Answer: Option A

Explanation:
Fisher's ideal index = √(Laspeyres × Paasche).

This question belongs to: Accountancy and Statistics Statistics

Question #3

In a life table, the column denoted by 'l_x' represents:

A. Expectation of life at age x

B. Number of persons dying between age x and x+1

C. Number of survivors at exact age x

D. Probability of dying between age x and x+1

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Correct Answer: Option C

Explanation:
l_x indicates the number of individuals from the original cohort (radix) who survive to exact age x.

This question belongs to: Accountancy and Statistics Statistics

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