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I chose to investigate the relationship between the height and weight of year 7 students. I think that as the height increases, so will the weight.
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Jenny Hodgson 11A Maths Statistics Coursework Hypothesis I chose to investigate the relationship between the height and weight of year 7 students. I think that as the height increases, so will the weight. This means there would be a positive correlation. I think that the correlation coefficient will be between 0.5 and 1 because that is strong positive correlation. -1 0 1 negative no positive correlation correlation correlation Method To investigate my hypothesis, I used given data from Mayfield High School. It contained information such as name, age, height, weight, IQ, eye colour, hair colour etc. Using a computer, I opened the data using Microsoft Excel. As I was only investigating height and weight of year 7 students, I deleted all the irrelevant columns, such as year 8, 9, 10, 11 students, IQ, hair colour, eye colour etc. I then sorted the data, again using the computer. I discarded my outliers in...
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