# Demography and Vital Statistics (ISS (Statistical Services) Statistics Paper IV): Questions 1 - 6 of 6

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## Question number: 1

» Demography and Vital Statistics » Stable and Stationary Populations

Appeared in Year: 2015

Essay Question▾

### Describe in Detail

Explain stationary and stable population. State the situation when the age distribution of two stable populations would be identical.

### Explanation

Stationary Population: If the size of a population is constant and its composition according to age and sex also remains constant over time, then such a population is known as stationary population. The constancy in population for size and composition is maintained if,

1. Births and deaths are equal in number and are uniformly distributed over the…

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## Question number: 2

» Demography and Vital Statistics » Sources of Demographic Data

Appeared in Year: 2015

Essay Question▾

### Describe in Detail

Discuss the main sources of demographic data in the Indian system. Give your suggestion for the measures to improve the quality of data.

### Explanation

The main sources of demographic data in India are:

(i) Census: The most important source of demographic data in India is the census. It provides valuable information about the country and its people at a given point of time. A population census is an official enumeration of the inhabitants of a country with statistics relating to their location,…

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## Question number: 3

» Demography and Vital Statistics » Life Table: Main Features and Uses

Appeared in Year: 2015

Essay Question▾

### Describe in Detail

Explain briefly the uses of life table

### Explanation

A life table mainly displays the death rate between two consecutive birth days and expectation of life at any age of a cohort. The information revealed by a life-table has application in many fields and hence its uses can be summarized as given below:

1. Life tables are of great use to actuaries to estimate the insurance risks and premiums.

2. Li…

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## Question number: 4

» Demography and Vital Statistics » Abridged Life Tables

Essay Question▾

### Describe in Detail

Describe king’s method for constructing an abridged life table.

### Explanation

An abridged life table consists of all columns of a life table for ages distant apart usually 5 to 10 years or for age groups usually of width 5 to 10 years. In this way there is tremendous cut in size of life-tables, and hence such life tables are named as abridged life table.

Central mortality rate can be calculated precisely provided the popul…

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## Question number: 5

» Demography and Vital Statistics » Measurement of Fertility » Total Fertility Rate

Essay Question▾

### Describe in Detail

Compute GFR, SFR, TFR and GRR from the data given below:

 Age groups of child bearing females Number of women (’000) Total births 15 - 19 16.0 260 20 - 24 16.4 2244 25 - 29 15.8 1894 30 - 34 15.2 1320 35 - 39 14.8 916 40 - 44 15.0 280 45 - 49 14.5 145

Assume that the proportion of female births is 46.2 percent.

### Explanation

First write the formula of GFR, SFR, TFR and GRR is

 Age groups of child bearing females Number of women (’000) Total births ASFR 15 - 19 16 260 16 20 - 24 16.4 2244 137 25 - 29 15.8 189…

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## Question number: 6

» Demography and Vital Statistics » Standardized Death Rates

Essay Question▾

### Describe in Detail

Compute the crude and standardized death rates of the populations A and B, regarding A as standard population, from the following data:

 Age groups (years) A B Population Deaths Population Deaths Under 10 20000 600 12000 372 10 - 20 12000 240 30000 660 20 - 40 50000 1250 62000 1612 40 - 60 30000 1050 15000 525 Above 60 10000 500 3000 180

### Explanation

From the given data, the crude death rate for any population is

For population A

For population B

The standardized death rate is

Where pxs=population of standard group of x and Dx =Age specific death rate of group x.

 Age gro…

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