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  • Level: GCSE
  • Subject: Maths
  • Document length: 492 words

Data handling - Hypotheses- Is there any correlation between the children's favourite sport and favourite subject in yr 8.?

Extracts from this essay...

Introduction

Data handling coursework task Hypotheses > Is there any correlation between the children's favourite sport and favourite subject in yr 8.? > Do older people have a higher IQ than younger? > Do girls have a higher IQ than boys? > What is the most popular subject in yr 7? > Are girls smaller than boys? Q. Is there any correlation between the children's favourite sport and favourite subject in yr 8.? Result: I found out that I cannot do this hypotheses because it doesn't have any Quantitive data the data is all Qualitative.

Middle

Q. What is the most popular subject in yr 7? Here is a tally chart to show the frequency and angle of the different subjects. The chart I am going to use is a pie chart Here is a pie chart to show my results. Result; from this graph it shows clearly that P.E is the most popular subject in yr7 > Do girls have a higher IQ than boys? To show this data I used random sampling to get 30 numbers when I did this I then used excel to locate yr 10 and 11 pupils from this data I used the sort

Conclusion

But before I can make the box plot I have to construct a stem and leaf chart This one is to represent the year 10 IQ Then I arrange the yr 10 data numerically 76,87,87,90,91,94,94, /95,96,98,99,100.100,100,100, /100,101,102,102, 102,102,103, /104,105,106,107,107,110,103,122 LQ= 94 UQ=103 Median= 100 I repeated this process for the yr11 data 78,86,90,91,91,97,98, /98,99,100,100,100,100,100,103, /103,103,103,104,104,106,107, / 108, 108,110,110,113,117,124,127 LQ=98 UQ=107 Median=103 Here is my box plot; > Which is the most popular mean of travel For this piece of data I am using the 30 pupils chosen by random sampling Here is a frequency diagram showing the data Here is a bar chart to show this data

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