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I need help with Mathematics homework, I think it is A and D
Question Description
Plz halp,
Janine wishes to conduct a poll to predict how many students will vote for her for class president. Which polling methods are likely to be biased? Choose all answers that are correct. |
A. | Five people in each of Janine’s classes are selected and asked for whom they intend to vote. |
B. | From a list of all students in Janine’s grade, 25 students are selected at random and asked for whom they intend to vote. |
C. | Every 10th student from a list of all students in Janine’s grade is selected and asked for whom the student intends to vote. |
D. | Janine chooses 5 of her friends and asks each to select another 5 students. These 25 students are asked for whom they intend to vote. |
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