Mayfield High is a fictional school but the data collected is from real students. You allow investigate the relationship between height and weight. There argon mistakes in the data including impossible heights and weights.
Locating the Mayfield Database
In the school Intranet have Subject and Group Sites
Then select Maths Website, followed by Mayfield and click on the word HERE
You lead spend some time on the computers obtaining data to flex on and producing graphs and statistical calculations, but marks argon awarded for your good write up of the coursework. Your report must contain the by-line:
1. A navigate lamp study (including a commentary)
2. A circumstantial plan for your main study
3. Calculations and graphs produced
4. Detailed conclusions
5. An evaluation
Firstly, as you are only interested in height, weight, year and gender you must invalidate the rest of the data.
Deleting Unwanted Data (leaving category, Gender, Height and Weight)
Select columns 2 to 7
From the Edit menu select Delete
Now repeat this for columns 3 to 12 and 5 to 11
REMEMBER TO REGULARLY SAVE YOUR sour INTO YOUR MY WORK FOLDER
Part 1 The Pilot Study
A pilot study (sometimes called a pretest) is a preliminary test to settle if there is a line of enquiry to investigate further.
You leave be testing the following hypothesis in your pilot study:
The taller you are the heavier you are
Taking a Sample
There are the 1183 students at Mayfield High School. The table shows the number of students in distributively year group for males and females.
| social class Group |Boys |Girls |Total |
|Year 7 |151 |131 |282 |
|Year 8 |145 |125 |270 |
|Year 9 |118...If you want to get a full essay, graze it on our website: Ordercustompaper.com
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