Gathering the evidence Lesson 1 – Questioning the witnesses Me, me, me Gathering the evidence Lesson 1 – Questioning the witnesses

To be able to: decide what data is relevant to a given line of enquiry 5c select which data items to put in a questionnaire 5c identify a suitable sample size 5a identify possible sources of relevant data 5a plan questions to use in a questionnaire 6c select appropriate items to use in response boxes 6c

Everyone’s favourite crisps are cheese and onion What data do you need to collect? Is there any extra data that could make your conclusion more informed? How much data do you need?

Everyone’s favourite crisps are cheese and onion Name________________ What is an appropriate question? Everyone’s favourite crisps are cheese and onion Name________________ Address ___________ Age_____________ Shoe size _______________ Favourite flavour of crisp_________________ Weight _________________ A neural toxin called monosodium glutamate, that is dangerous to your health, is used to flavour crisps. It should be banned. yes no 8. How much money do you spend on crisps each week? 0 LE – 30LE 30LE – 50LE 50LE – 100LE

Where is an appropriate place to ask your questions? Exercise is good for you outside a gym McDonalds is better than KFC inside McDonalds ECA’s are fun the students that didn’t join an ECA Dandy Mall is easy to get to. Inside Dandy Mall the photography club has the best trips students in this club

Handling Data Wall