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Hypothesis 1 I predict that the taller the pupil is, the bigger their foot size will be. Plan I've been given 60 pieces of data from pupils, about their height and foot size. I will be using a piece of software called Fathom where I will place this information into a scatter graph, to see whether or not my hypothesis is correct. Fathom will produce a line of best fit on my graph and tell me what my r-value is. The r-value shows the product moment correlation coefficient. I am expecting a positive correlation. To prove that my hypothesis is correct, I am looking for a product moment correlation coefficient from something between 0 to 1 and the closer the line of best fit is to 1; the more evidence there is to back up my hypothesis. The product moment correlation coefficient is a measurement of the degree of scatter. It is...

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