Maths yr 10 stats Cw

Maths Year 10 Statistical coursework. Francis Newall

Introduction. I have been supplied with a database containing data about year 10 and 11 boys and girls in Mayfield School. I have to make up three Hypotheses, and prove them right or wrong throughout my project. I will use a large amount of various charts and graphs in order to do this. I was supplied with my data from Mayfield School, so the fact that I didn’t collect it myself means that it is secondary data. There are many different methods of sampling, here are just a few:
Random sampling - Randomly picking out samples.
Systematic sampling - This is where you have the whole population of the school and you pick out every 10th of 100th pupil.
Stratified sampling – This is where you divide the whole population of the school into groups of smaller sections and chose samples depending on the proportion of people in each group. You pick out these samples either randomly or systematically. I’m using Strat...