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GCSE STATISTICS COURSEWORK GUIDELINES by klutzfu57

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									                        GCSE STATISTICS COURSEWORK GUIDELINES
The following gives some sentence starters, which you should be able to complete and may use
in your GCSE statistics coursework. It is not a sheet for you to write on. Please note that you
will have to put in more sentences of your own.


Title of Statistics Task........................................................................................................................


Stating the Task and writing a Plan
Aim: The aim of this investigation is to...........................................................................................
(Say what things you will try to link together or find out about)

Hypothesis: My hypothesis is..................................................................................................................................
(Say what you are trying to link together or what you predict or think is true)

I have decided to gather.....................................................................................................................
(Say what data you have decided you need so that you can investigate your hypothesis)

I am going to use a sample................................................................................................................
(Say how you decided to choose your data)

This will be a fair sample because ………………………..……………………………………………….

I know this data is reliable because………………………………………………………………………..

I will use this data to compare ………………………………………………………………………….


Recording your Data
As you collect and record your data you should think about the clearest way to present this, so
that someone reading your work will know what you have found out. Think about the types of
tables, graphs and calculations that will be useful to you.
This table contains the data that I will use.....................................................…...............................
(Say where the data is from, how you selected it and what it is about)

I have worked out ..............................................................................................................................
(Say what statistical calculations you have made)

I needed to calculate ............................. because .............................................................................
(Say why you chose to calculate what you did)

I will check that the calculations make sense by………………………………………………………..
I have drawn....................................................................................................................................
(Say why you chose the graph you did)

As a result of the calculation and diagrams I will be able to compare …………………………….…
                                                   You may need to repeat this section after
                                                        commenting on your work
Commenting on your work (Observations)
As you record your data you should try to say what the tables, graphs and calculations tell you about the task you
have chosen to do

You may need to use this sentence starter a number of times

From my ................................... I can see that ..............................................................................
(Say what you have found out from the data)

My results show that.......................................................................................................................
(Say what your results tell you about the hypothesis)

I am happy that my conclusions are reliable because …………………………………………………
                                                       You may want to go back to
                                                        Recording your data

Extending the task
I have decided to................................................................................................................................
(Say what extra new data or calculations you have decided to use)

I have done this because....................................................................................................................
(Say why you needed more data after the original work)

                                                       You may need to go back to
                                                             Writing a plan
I will try to make my data as reliable as possible by.........................................................................
(Say how you will avoid bias)

A possible difficulty may be...............................................................................................................
(Say where you may meet problems in getting the data)

I will avoid this by..............................................................................................................................
(Say what you will do)

                                                       You may wish to go back to
                                                   commenting on your work

Evaluating the solution (Conclusion and Evaluation)
My plan worked ..............because.....................................................................................................
(This should relate to the original aims and hypothesis)

My findings are..................................................................................................................................
(Say how reliable they are)

The weakness in my plan was ............................................................................................................
I could have improved my investigation by........................................................................................

Vocabulary you may find useful:
Average, Mean, Mode, Modal, Median, Range, Frequency, Sample, Random, Stratified,
Table, Graph, Histogram, Pie Chart, Calculation, Spreadsheet, Modelled, Compare,
Comparison, Probable, Variables, Correlation, Research, Significant, Likelihood, Bias, Tested

								
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