Quiz 1 Flashcards
Define demography
The scientific study of human population
Define geodemography
The study of the interrelation of demography and geography (place)
Name data sources which helps demographers seek to know the levels and trends in a population
Censuses, birth and death records, surveys, visas, school registrations
Define “Count”
The absolute number of a population or any demographic event occurring in a specified area in a specified time, raw quantity
Define “Rate”
The frequency of demographic events in a population during a specified time period divided by the population “at risk” of the event occurring during that time period, assessing how common it is for an event to occur
Define “Ratio”
The relation of one population subgroup to another population subgroup
Define “Proportion”
The relation of a population subgroup to the entire population
What is a Cartogram?
A thematic map of a set of features, in which their geographic size is altered to be directly proportional to a selected ratio-level variable, such as population
What does it mean to say “spatial is special?”
Some data are spatial in that they are referring to a place or attributes at locations
Who is John Snow?
-Legendary figure in epidemiology; one of the earliest examples of using epidemiological methods to identify risk for Cholera and recommend preventative action
-went house to house in London asking about deaths of area residents who died of Cholera; documented that most deceased person had lived near or drunk from the Broad Street water pump (later this was proved not entirely true, he collaborated with people to prove all of this)
Population studies, Type I
Knowledge of non demographic events are used to understand demographic events
Population studies, Type II
Knowledge of demographic events are used to understand nondemographic events
List examples of Formal Demography demographic variables
Birth rate
Age composition
Population growth rate
List examples of nondemographic variables
Economic conditions
Climate
Abortion policy
Social class
Define “Cohort Measure”
A stat that measures events occurring to a cohort who are observed through time. The most commonly used cohort is the birth cohort-people born in the same year.