Researchers increasingly use big data because it
.a. .reflects virtually the entire population.
.b. .less often was collected for a specific purpose that might have biased the results.
.c. .is increasingly accessible due to electronic record keeping.
.d. .All of the above
.e. .None of the above
Question 2
To decide whether to believe in the results of a published study, it helps to know
.a. .whether the research was based on a random sample.
.b. .whether the researchers controlled statistically for possibly confounding variables.
.c. .what type of magazine or journal published it.
.d. .all of the above
.e. .none of the above
Three ways that factors affect mortality in response to changes in population density.
Sunlight on Mars is dimmer than on Earth. This photo of a Martian sunset was imaged by Mars Pathfind
Population and Settlement
The Solow Model Incorporating Population Growth
data
Demographic transition model for changes in population growth rates and sizes, correlated with long-