Question Answered
Time Elapsed
Smart Score
During an art show at the local gallery, Diana closely examined 2 pieces of art by each artist whose work was on display there. Each artist had an equal number of pieces on display.
Is this sample of the art in the gallery likely to be representative?
Tracy read 27 randomly chosen books from each library in her city. Each library is the same size.
Is this sample of the city's books likely to be biased?
Without looking, Erica took 2 flash cards out of her box of flash cards.
Is this sample of the flash cards in the box likely to be biased?
Zack put some business cards into a basket. Then, he drew 7 business cards out of the basket.
Is this a random sample of the business cards in the basket?
Denise, the host of a radio show, asked her listeners what they thought about school uniforms. 250 of the 1,000 listeners who called were in favor of them.
Is this a random sample of the listeners?
Ava polled the first 807 consumers to use a new type of vacuum.
Is this a random sample of the consumers trying the new vacuum?
Brendan threw a handful of photos into the air, then collected the 3 photos that landed on the rug.
Is this a random sample of the photos?
Donald surveyed 850 children under 16 in the town.
Is this sample of the people in the town likely to be representative?
Tisha surveyed the 34 youngest students in the elementary school.
Is this sample of the students in the school likely to be representative?
Laverne randomly called 100 phone numbers in her town in order to survey them about their shopping habits. 45 people decided to participate in the survey.
Is this sample of the people who live in Laverne's town likely to be biased?
Luther questioned the top 7 contestants in the dance competition.
Is this sample of the contestants in the competition likely to be biased?