Plot each data point, based on the frequencies and time intervals. Join each data point to the next, using straight lines. Check you have labelled each axis correctly, and give your line graph a ...

After plotting points on a graph, draw a line of best fit to present the data and make it easier to analyse. If there is no link between variables, then there will be no clear pattern of points ...

When Kerns and Wilmer issued a similar challenge, they found that the bar graph sketches made by study participants fell into two camps: Sketches either illustrated an accurate interpretation of an ...