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Bias

Bias. In questions and in samples. Option 1: The DJ wants to know what type of music to play at the upcoming school dance. Create a biased question and an unbiased question for his survey. Describe a biased and unbiased sample for the survey. Biased Question:

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Bias

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  1. Bias In questions and in samples

  2. Option 1: The DJ wants to know what type of music to play at the upcoming school dance. Create a biased question and an unbiased question for his survey. Describe a biased and unbiased sample for the survey. • Biased Question: • What type of music would you like played at the dance? • Hip hop • Rap • Rock • Other: Remove Bias: What type of music would you like played at the dance?

  3. Option 1: The DJ wants to know what type of music to play at the upcoming school dance. Create a biased question and an unbiased question for his survey. Describe a biased and unbiased sample for the survey. Biased Sample: Members of the schools’ hip hop dance crew Remove Bias from Sample: A group of randomly selected boys and girls from all three grade levels that go to dances.

  4. Option 2: Describe your own situation where a survey could be used. Create a biased and unbiased question for the survey. Describe a biased and unbiased sample for the survey. Situation:I want to know if students feel safe at school. • Biased question: • St Agnes is a safe school, don’t you agree? • Yes • No • Unbiased Question: • Do you feel safe at school? • Always • Most of the time • Sometimes • Never

  5. Option 3: Read several situations that are already given. Decide if the question or sample is biased. If there is bias, remove it.

  6. Does the question have bias?If so remove it! • What is your favourite animal? • Pig • Tiger • Elephant • Other: Bias! Remove Bias: What is your favourite animal?

  7. Does the question have bias?If so remove it! • What type of music should we play at the next dance? Good Question!

  8. Does the question have bias?If so remove it! • Do you agree that we don’t need homework tonight? • Yes • No Bias! Remove Bias: Do you think we need homework tonight?

  9. Does the sample have bias?If so remove it! • Question: What is your favourite board game? Sample: All the members of the Monopoly Club Bias! Remove Bias: Ask a random group of students who play board games.

  10. Does the sample have bias?If so remove it! • Question: What causes the most stress in junior high? Sample: Grade 9 Boys. Bias! Remove Bias: Ask a random group of junior high students (Boys and girls from grades 7-9)

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