Statistics coursework Edexcell

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Statistics Coursework

Introduction

During this investigation I will be analysing data taken from Mayfield high school database, where by this data is stored electronically and is secondary data.

I will be focusing on male and female students in the age range of 11-14.

I will take a stratified sample of males and females in this age range. I anticipate that year sevens will be smaller and weight less than year nine and eights. To prove or disprove this theory i will carry out some statistical analysis as described bellow.

I will use Body Mass Index (BMI) to create different diagrams such as box and whisker diagram.

Hypothesis

1. That year seven boys will be smaller than year eight boys

2. That year seven girls will be smaller than year eight girls

3. That year eight boys will be smaller than year nine boys

4. That year eight girls will be smaller than year nine girls

5. That year seven boys will weigh less year eight boys

6. That year seven girls will weigh less year eight girls

7. That year eight boys will weigh less year nine