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Correlation between the heights and weights of boys and girls over the years 7, 8, 9.

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  • Essay length: 2836 words
  • Submitted: 30/09/2003
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GCSE Height and Weight of Pupils and other Mayfield High School investigations

The first 200 words of this essay...

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 data so I can use it to compare the boys with the girls. The range will tell me how much the data is spread out, the bigger the range, the bigger the spread.

I will show the information using box

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