# Questions tagged [demography]

Demography is the statistical study of populations and their characteristics, such as births, deaths, migrations, consequences of changes, etc.

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### Is this question about demographics, human mortality a good fit for this section?

If there's a part of SE which is more fitting for this question, please move it there. Or break it down to me gently. I've got a question about mortality rates. I want to find the mortality or death ...
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### Age adjustment or Age standardization state of the art?

I want to run some comparisons of a quantity between different populations. Such quantity comes from a model that includes, among other variables, the variable age. So, one of the variables affecting ...
1 vote
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### How to combine state-level COVID-19 vaccination rates with national demographic data at the individual level?

I’m investigating possible correlations between the COVID-19 vaccination rate in the United States and the results of a long-running survey of scientific personality traits like "Agreeableness&...
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### How to deal with I don't know data in survey data to compute binary regression analysis?

I am excited to be part of this group as I just joined in today. Briefly, I am currently dealing with a large dataset for my project . My target study population is (n=7,375). The outcome variable ...
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### Mortality rate Calculations

This is the question , I have tried solving it Please have a look at the solution, and let me know why q 45 is coming out to be so small ??
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### Complete expectation of life in Demography

This is the question that I am trying to solve , I have done it halfway , but I am unable to comment on the nature of linear relationship between x and complete expectation of life
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### Population growth projection

Que ) Population grows in such a manner that [1/P(t) ] dP(t)/dt is a linear function of log P(t) where P(t) is the population size at time t . Obtain the explicit expression for P(t)* In this question ...
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### How to group countries with similar age distributions?

How can I group the world's 200-odd countries into (say) ten groups, with each group's countries having 'similar' age distributions? I want to compare COVID-19 fatality rates across countries. But the ...
1 vote
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### How can both life expectancy and death rate increase over 70 years time for a country?

I see death rate and life expectancy for Greece. For the first there is a constant growth from 1994 which is envisaged to grow up to 2068. For the latter there is a constant grown from 1950 which is ...
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### Covid-19 and life expectancy

A public figure in my home country said the following: "The life expectancy in our country is 82 years. The average age of those who die of covid-19 is also about 82 years. Hence, on average, ...
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### Why does the US death rate not "match" life expectancy

From the CDC (https://www.cdc.gov/nchs/fastats/deaths.htm): Death rate: 863.8 deaths per 100,000 population Life expectancy: 78.6 years Now in a static situation I ...
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### A reference request for a population statistic---experienced population density?

We all know that countries (for example) have population densities, but suppose we want to know what is the actual experienced population density (that is, if, say, in Sweden 95% of the population ...
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### How to test which factors are responsible for a change in a variable over time?

I have survey data from two waves: one in 2019, one in 2020. There is a large change in one of the survey answers, and I would like to test which respondent characteristics are responsible for that ...
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### How to Describe Interaction Between Variables

Say I have two demographic variables, job$\in{j_1, j_2}$ and lives$\_$alone$\in${YES, NO}. I also have N books $B_1$, $\ldots$, $B_N$, each labelled with a genre that I know in advance, out of {...
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### Including multiple-select race/ethnicity in statistical models

I'm performing some survey research that has a strong demographic component. During the survey participants are asked to select any races they identify with, along with a number of other demographic ...
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### Viral topics. How to describe and characterize bumps in time series of tag-activity on Meta Stack Exchange

Background There is much dissatisfaction on StackExchange. This can now be covered in over 250 questions on meta (see 1 and 2). In response to that I made a recent meta-post and supported it with the ...
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### Can a k-means cluster use different measures for homogeneity and heterogeneity?

TL;DR: Is there an existing k-means clustering algorithm that can have different weights for the (minimized) in-group distance measure and the (maximized) between-group measure? Or, better yet, can ...
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### How can I construct a confidence interval for the age dependency ratio?

Say I have a simple random sample of people from a given country, and I estimate the elderly dependency ratio in the population by taking the ratio of the number of people aged 65+ over the number ...
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### What are the best method for presenting demographic data?

I have a large dataset of people, and connected demographic data, like age, gender and place of residence. I want to present a typical person from this dataset, as a presentation technique. Should I ...
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### UK population and NHS spending projections

Say I want to make some projection about the size of the UK population 25 years from now and consider the impact of this population growth on national health spending. Is the following approach ...
1 vote
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### What testing method can be used with demographic data to compensate for possible non-response bias?

(Hello CrossValidated, first poster here, so please have mercy with any transgressions of mine!) For my thesis, I am currently researching the correlation between stance to organizational change and ...
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### How to find 5-year survival probability of newborns from a life table?

I was trying to learn cohort component method for population projection from this link of the webpage of Measure Evaluation. To project the population forward using cohort component method, when the ...
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### Estimating incidence and prevalence from demographic data

I'm interested in estimating incidence and prevalence of specific diseases in the USA based on the NAMCS data set. However, the data set only records patient/prevalence visits - there is no way of ...
1 vote
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### How can I assess many explanatory variables with a sample small enough for in-depth qualitative (case-study) analysis?

The problem: My study is on the impact of human factor on regional development. My “subjects” are regions of the European Union. 276 exist in total under NUTS 2 classification. The idea is to use a ...
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