1. what does it mean to say that a country’s land area is positively correlated with its population?
the larger the land area of a country, the higher its population tends to be.
the smaller the land area of a country, the higher its population tends to be.
there is no relationship between a country’s land area and its population.
a larger land area automatically means a higher population.
2. what is an outlier? a data point that perfectly embodies the relationship between two variables
a data point that falls outside of a general trend on a graph
a way of determining how two variables are related to each other
a data point that does not fit into a bar graph 3. what is a trend line on a scatter plot? a visual representation of the relationship between two variables
a line connecting only the highest and lowest values on a graph
a line connecting all of the data points on a scatter plot
any line of data on a graph