Pilot surveys and random response method (AQA GCSE Statistics): Flashcards
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What is a pilot survey?
What is a pilot survey?
A small-scale trial run of your questionnaire.
Why are pilot surveys important?
Why are pilot surveys important?
They help identify unclear questions and technical issues.
How does the random response method work?
How does the random response method work?
It uses a random element to encourage honest answers.
What is the purpose of anonymity in surveys?
What is the purpose of anonymity in surveys?
It encourages respondents to answer truthfully.
What percentage of students reported being bullied?
What percentage of students reported being bullied?
68% of the students reported being bullied.
In a survey of 1000, how many expected 'Yes' responses?
In a survey of 1000, how many expected 'Yes' responses?
Expected 'Yes' responses = 500 if fair distribution.
What factors affect the validity of survey responses?
What factors affect the validity of survey responses?
Sample size, question clarity, and response bias.
What percentage of 500 tails answered truthfully?
What percentage of 500 tails answered truthfully?
96% answered truthfully, 4% pretended to be someone else.
What is the first step in random response calculations?
What is the first step in random response calculations?
Identify the total sample size.
What should you always double-check in calculations?
What should you always double-check in calculations?
Your arithmetic to avoid cumulative errors.