1. The variable that is NOT changed by the other variables being measured in the research study or experiment is called the variable, and it is generally placed on the of a graph. 2. The variable that may be changed by other variables in the research study or experiment is called the variable, and it is generally placed on the of a graph. 3. The type of graph that displays data as a series of points connected by straight line segments is called a ; it is often used to show a or pattern of data over time. 4. The type of graph that displays data of two or more variables plotted as points along an x- and y-axis is called a it is used to visualize a between the variables. 5. A conclusion that is reached using evidence and reasoning when examining data or ideas is called a(n)