Concept explainers
Determine whether each question is biased. Explain your answer.
You want to find out how much time students in your school spend doing math homework each week. You ask every fourth student in your math class. How might this cause a bias in your results?
Determine whether each question is biased?
Answer to Problem 20P
Biased
Explanation of Solution
Given:
You want to find out how much time students in your school spend doing math homework each week.You ask every fourth student in your math class.
Calculation:
The question is biased.
Since the question is asked from the students in math class , they are likely spending some hours doing math homework. So, the results will count all the students that have math as a subject, and hence will be biased since other subject students have no participation in it.
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