Data Handling - Planning - I intend to investigate the relationship between the number of hours of TV watched per week by students and their KS2 maths results - I think the more TV a student watches the less successful they will be.

... Data Handling Project Planning I intend to investigate the relationship between the number of hours of TV watched per week by students and their KS2 maths results. I think the more TV a student watches the less successful they will be. Hence, I expect a negative correlation i.e. the two sets of data will be inversely proportional. Firstly, I will retrieve the relevant data i.e. gender, hours of TV watched and maths results from the spreadsheet provided. As there are on average 200 students in each year, years 7-11, almost over 1000 students, it would be difficult to analyse such large data. Therefore, I will pick one of the five year groups randomly and base my investigation on the selected year group. I will sort the year group into two sub-groups according to their gender. I will then apply the method of systematic sampling to the data. This will make the data more represent

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