maths courseowrk : height and weight at Mayfield school

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GCSE Maths Coursework  

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Maths Statistics Coursework

Hypothesis

  1. The average height and weight for boys is greater than for girls.  

  1. My other hypothesis is that there will be a positive correlation between height and weight e.g. the taller you are the more you weight.  

Number of pupils

There is an un-equal spread of boys and girls form year 7-11.  When I choose my sample I must take this into account.  I am going to choose 100 pupils out of the 1183 pupils attending Mayfield High school.  To do this I will have to multiply every total in table A by 100/1183 (=0.0845) and get the values in table B.

Selection of Pupils

I then had to choose these totals at random.  I did this by using the random key on my calculator.

My chosen 100 pupils were:

Year seven Females

11   131      9, 17, 24, 43, 74, 81, 97, 96, 114, 139, 148

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Year seven Males

13   282      142, 156, 173, 182, 191, 207, 211, 219, 238, 245, 261, 274, 279

Year eight Females

11   284-400   297, 301, 308, 324, 348, 351, 355, 373, 378, 389, 391

Year eight males

12   409-531   417, 421, 438, 441, 467, 482, 487, 493, 508, 511, 533, 551

Year nine Females

12   534-700   567, 571, 592, 604, 623, 627, 648, 659, 671, 627, 687, 694

Year nine Males

10   700-820   705, 712, 714, 731, 752, 759, 776, 788, 801, 807

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