Pilot surveys and random response method (AQA GCSE Statistics): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is the main purpose of a pilot survey?
What is the main purpose of a pilot survey?
To test questions and format
How does the random response method work?
How does the random response method work?
Uses a random element for responses
What is a key benefit of pilot surveys?
What is a key benefit of pilot surveys?
Identifying unclear questions
In the random response method, what does anonymity ensure?
In the random response method, what does anonymity ensure?
Honest answers
If 50 students are surveyed, how many expect heads?
If 50 students are surveyed, how many expect heads?
25
What is the expected number of 'Yes' from coin toss?
What is the expected number of 'Yes' from coin toss?
25
What method helps identify truthful responses in surveys?
What method helps identify truthful responses in surveys?
Subtract expected 'Yes' from total responses
What proportion of bullied students was found?
What proportion of bullied students was found?
0.36
What is the total sample size in the identity survey?
What is the total sample size in the identity survey?
1000
What is a key exam tip for random response?
What is a key exam tip for random response?
Double-check arithmetic