identifying bias\nwhich scenarios describe data collected in a biased way? select all that apply.\na…

identifying bias\nwhich scenarios describe data collected in a biased way? select all that apply.\na principal interviewed the 25 students who scored highest on a reading test.\nwithout looking, trey picked 10 numbers from a bag containing 100 raffle tickets.\nkiara put the names of all the students in her school into a hat. then she drew 5 names.\nfor a report on the exercise habits of adults, sergio talked to 30 adults at a local fitness center.\njosh asked the first 25 people he met at the dog park if they preferred dogs or cats.

identifying bias\nwhich scenarios describe data collected in a biased way? select all that apply.\na principal interviewed the 25 students who scored highest on a reading test.\nwithout looking, trey picked 10 numbers from a bag containing 100 raffle tickets.\nkiara put the names of all the students in her school into a hat. then she drew 5 names.\nfor a report on the exercise habits of adults, sergio talked to 30 adults at a local fitness center.\njosh asked the first 25 people he met at the dog park if they preferred dogs or cats.

Answer

Brief Explanations:

  • Interviewing only high - scoring reading students is biased as it doesn't represent all students.
  • Picking raffle tickets randomly is unbiased.
  • Drawing student names randomly is unbiased.
  • Talking to adults at a fitness center for exercise habits is biased as they are more likely to exercise.
  • Asking people at a dog park about pet preference is biased as they are more likely to prefer dogs.

Answer:

A. A principal interviewed the 25 students who scored highest on a reading test. D. For a report on the exercise habits of adults, Sergio talked to 30 adults at a local fitness center. E. Josh asked the first 25 people he met at the dog park if they preferred dogs or cats.