No, the best fit line need not go through any data point on a graph.
A graph that has its data represented in little symbolic pictures.
no its false
In a Frequency Polygon, a line graph is drawn by joining all the midpoints of the top of the bars of a histogram. A frequency polygon gives the idea about the shape of the data distribution. The two end points of a frequency polygon always lie on the x-axis.
A point can represent a piece of data or an (x,y) value.
A scatter plot would be best for non-related data points. A line graph would be best for related data points.
A discrete graph.
they are called error bars. It represents the amount of error associated with each data point
It depends on what you are trying to do.
either a scatter graph or a line graph xx :)
line graph rock
A Linear graph