Mathematics
Grade 9
15 min
Identify biased samples
Identify biased samples
Tutorial Preview
1
A website asks visitors to rate a new product. Is the sample biased?
2
To find the school's favorite sport, you survey the basketball team. Is this biased?
3
A phone survey uses a directory of landlines to poll voters. Is this biased?
Sample Practice Questions
Easy
A student surveys their family to find the most popular TV show. Is the sample biased?
0.Biased
1.Unbiased
Easy
A magazine asks readers to mail in a survey about their reading habits. Is this sample biased?
0.Biased
1.Unbiased
Easy
To study online shopping, a researcher surveys shoppers at a mall. Is the sample biased?
0.Biased
1.Unbiased
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