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Statistics coursework Correlation between the heights and weights of boys and girls over the years 7, 8, 9. I will need to collect data on heights and weights of from the years 7, 8, 9, in Mayfield High School, to determine a population for my investigation. The information I have taken from the spreadsheet is made up data from a real school, Mayfield School. I have chosen this source of information as it is easily available and it was the information that I needed. I will need to collect 30 pieces of data and I will ensure it is a fair sampling by using random stratified sampling. I will use the data to compare the heights of boys and girls and then compare the weight of boys and girls. Using the data I will calculate the mean, mode, median and the range. These particular calculations are useful because it gives me a single...

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