Demography

As part of my construction of a population projection for North Dakota my reading and data analysis focused significantly on demographic data and trends in North Dakota. One of my concerns with trends in North Dakota is that with a low population base even moderate flows will lead to rate changes and possible adjustments in trends. The other issue for North Dakota is that the proximity to a larger neighbor in Minnesota can somewhat complicate the analysis. For example, this graph. 

Continue reading Migration in and out of North Dakota
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Replacement was another idea we talked about in the population analysis class this week. Essentially it is an estimate of the deaths and migratory outflows from the area over a specified period of time and is called replacement because it is what you would need to replace in order for population to remain the same. Not really terribly complicated, but it is a nice complement to the idea of turnover and I generated both the level and the rate for counties in North Dakota.

Continue reading Population Replacement in North Dakota

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