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Research Questions and Report Introduction Review of research questions at lower levels. 1) Purpose of the investigation: 2) Identify variables involved: 3) Comparative Investigative Question: Notes on Introduction  what is expected, using elite athletes exemplar as an example to analyse. Practice writing questions, critiquing other peoples research questions, background setting and predictions. Student example  dolphin write up introduction Car Crash Example  Class notes student worksheet 
Class notes, Class notes Exemplar, Elite Athletes, Data set  Assessment information Class notes Research Questions from lower levels AS1.10 and 2.9 (Link to census at school Class notes) Stats Learning Workbook Ex A pg80
Check out the iNZight tips and tricks page for ideas on data manipulation before formulating a research question. Car Crash Injury Practice: 
Pose a Research QuestionAS 3.10 ‘Use statistical methods to make a formal inference’ involves showing evidence of using each component of the PPDAC statistical enquiry cycle Prior to the Assessment you will be given the context of the assessment situation so you can research the context and gain prior knowledge.


You should discuss some background... 
'There is a belief that...' 

Then pose a related comparison investigative question:




'I wonder if the median % fat content for Nayland Canteen Pies is greater than the median % fat content for Best Buy Pies' 'I wonder if the median (variable) from (group A, population A) tends to be bigger than the median (variable) from (group B, population B)''Tends' implies we are talking about the population median 

List possible related comparison investigative questions given this data from a random selection of Nayland College Students.


Remember:‘Difference in median...’ 
Also make statements like: 'There is a belief that...' 



Are the following Research Questions suitable?If not why not? Then rewrite the question to correct the errors.1) Do boys send more texts than girls at Nayland College? 2) I wonder if the fat content of all McDonald’s hamburgers is higher than KFC burgers? 3) I wonder if y9 boys tend to send more texts than girls at Nayland College 4) Do Y10 boys tend to spend more time playing sport each week than Y10 girls at Nayland College? 5) Is there a difference in the time spent on homework for boys and girls? 6) Does the amount of diesel used by trucks in Nelson tend to be greater than the amount of petrol used by cars in Nelson? 7) I wonder if the median protein% of free range eggs is greater than the median protein% of a battery caged eggs in Nelson chicken farms? 