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I will select at random 30 boys and 30 girls from year 7 to year 11 and make a chart about the students heights and weights.

Extracts from this document...

Introduction

Data Handling Coursework

Introduction

In this coursework I have been given the data about the weight and heights of boys and girls of Mayfield high school. I will select at random 30 boys and 30 girls from year 7 to year 11 and make a chart about the student’s heights and weights.

 My Hypothesis is as follows:

  1. The boys of year 11 are heavier then the girls in year 11.
  1. The boys of year 7 are lighter then the girls in year 7.
  1. The boys of
...read more.

Middle

50

7

Female

1.48

48

7

Female

1.50

52

7

Female

1.46

40

7

Female

1.62

59

7

Female

1.60

70

8

Female

1.54

54

8

Female

1.71

72

8

Female

1.40

79

8

Female

1.56

29

8

Female

1.32

42

8

Female

1.45

32

9

Female

1.64

72

9

Female

1.71

64

9

Female

1.40

40

9

Female

1.98

42

9

Female

1.28

53

9

Female

1.50

36

10

Female

1.64

59

10

Female

1.71

60

10

Female

1.40

72

10

Female

1.98

80

10

Female

1.28

38

10

Female

1.50

53

11

Female

1.87

48

11

Female

1.80

55

11

Female

1.61

98

11

Female

1.59

60

11

Female

1.55

69


Tally chart

Boy’s weights

Weight (kg)

 Tally

Total

20<x<25

0

26<x<30

1

31<x<35

0

...read more.

Conclusion

2

1.51<x<1.55

14

1.56<x<1.60

5

1.61<X<1.65

6

1.71<x<1.75

2

1.76<x<1.80

1

Girl’s Heights

Height (m)

Tally

Total

1.40<x<1.45

13

1.46<x<1.50

5

1.51<x<1.55

4

1.56<x<1.60

5

1.61<x<1.65

2

1.66<x<1.70

1

1.71<x<1.75

Cumulative Frequency

Weight in year 7

Boys weight  

Frequency

Cumulative Frequency

Girls weight

Frequency

Cumulative

Frequency

31<x<40

2

2

31<x<40

0

41<x<50

2

4

41<x<50

2

2

51<x<60

1

5

51<x<60

3

5

61<x<70

0

5

61<x<70

1

6

71<x<80

1

6

71<x<80

6

81<x<90

0

6

81<x<90

6

...read more.

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