SOLUTION: um how do you know when to have an open and closed end point on a line graph.

Question 217875: um how do you know when to have an open and closed end point on a line graph.
Answer by CubeyThePenguin(3113) (Show Source): You can put this solution on YOUR website!
strictly greater than or less than ---> use an open end point

greater than or equal to, less than or equal to ---> use a closed end point
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