Unit 3 Vocabulary Quiz

What is bivariate data?

• Data with one variable

• Data with two variables

• Data with three variables

• Data with four variables

What is a linear relationship?

• A relationship between two variables that will produce a straight line when graphed

• A relationship between four variables that will produce a straight line when graphed

• A relationship between three variables that will produce a straight line when graphed

• A relationship between five variables that will produce a straight line when graphed

What is a nonlinear association?

• A graph that is a perfect square

• A graph that is a straight line

• A graph that is not a straight line

• A graph that is not a straight line when it's drawn

What is positive association?

• One variable decreases as the other variable decreases; The graph appears to move downward negatively from left to right

• One variable decreases as the other variable increases; The graph appears to move upward positively from left to right

• One variable increases as the other variable decreases; The graph appears to move downward negatively from left to right

• One variable increases as the other variable increases; The graph appears to move upward positively from left to right

What is negative association?

• One variable decreases as the other variable increases; The graph appears to move downward negatively from left to right.

• One variable increases as the other variable decreases; The graph appears to move upward positively from left to right

• One variable decreases as the other variable decreases; The graph appears to move downward negatively from left to right.

• One variable increases as the other variable increases; The graph appears to move upward positively from left to right

What is no association?

• The data points will appear scattered

• The data points will appear in a straight line

• The data points will appear in a perfect circle

• The data points will appear in a perfect square

What is a scatter plot?

• A graph of plotted points that show the relationship between five sets of data

• A graph of plotted points that show the relationship between three sets of data

• A graph of plotted points that show the relationship between two sets of data

• A graph of plotted points that show the relationship between four sets of data

What is slope?

• How tall a line is

• How wide a line is

• How steep a line is

• How long a line is

What is a statistical investigative question?

• A question that cannot be answered with data

• A question that can be answered with data

• A question that can only be answered with a graph

• A question that can only be answered with a table

What is a line of best fit?

• A line on a graph showing the general direction that a group of points seem to follow

• A line on a graph showing the specific direction that a group of points seem to follow

• A line on a graph showing the random direction that a group of points seem to follow

• A line on a graph showing the opposite direction that a group of points seem to follow