In a life table, the column denoted by 'l_x' represents: MCQ with Answer and Explanation

Question

Share Report Error

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

A. Number of survivors at exact age x

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

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

D. Expectation of life at age x

Answer: Option A

Solution (By JKSSB Mock Tests)

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

Request complete Subject PDF

Discuss this Question (0)

No comments yet. Be the first to start the discussion!

Practice More Statistics Questions

Question #1

In most human populations, the age group with the highest age-specific fertility rate is typically:

A. 20-24

B. 30-34

C. 15-19

D. 40-44

View Answer & Solution Discuss

Get Complete Subject PDF for Accountancy and Statistics

Correct Answer: Option A

Explanation:
Fertility peaks in the 20-24 or 25-29 age range; commonly 20-24 is the highest in many populations.

This question belongs to: Accountancy and Statistics Statistics

Question #2

In a frequency distribution with unequal class intervals, the heights of rectangles in a histogram are proportional to:

A. Frequency

B. Cumulative frequency

C. Frequency density

D. Relative frequency

View Answer & Solution Discuss

Get Complete Subject PDF for Accountancy and Statistics

Correct Answer: Option C

Explanation:
When class widths differ, area represents frequency, so height = frequency / width.

This question belongs to: Accountancy and Statistics Statistics

Question #3

Net Reproduction Rate (NRR) incorporates which additional factor compared to GRR?

A. Migration rates

B. Economic development index

C. Male fertility

D. Female mortality before reproductive age

View Answer & Solution Discuss

Get Complete Subject PDF for Accountancy and Statistics

Correct Answer: Option D

Explanation:
NRR adjusts GRR by multiplying age-specific fertility rates by the probability of surviving to each age, accounting for female deaths before childbearing years to assess true generational replacement.

This question belongs to: Accountancy and Statistics Statistics

Explore All Statistics MCQs