Multiple Choice
What does it mean to say that a country's land area is positively correlated with its population?
(1 point)
• The larger the land area of a country, the higher its population tends to be.
O 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.
• The larger the land area of a country, the higher its population tends to be.
What is an outlier?
(1 point)
• a data point that perfectly embodies the relationship between two variables
O 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
O a data point that does not fit into a bar graph
• a data point that falls outside of a general trend on a graph
What is a trend line on a scatter plot?
(1 point)
• a visual representation of the relationship between two variables
• a line connecting only the highest and lowest values on a graph
O a line connecting all of the data points on a scatter plot
• any line of data on a graph