Read all three questions and please give a thorough easy-to-understand explanation. 1. Petra is doing a survey. Which of the following descriptions is an example of convenience sampling? A. Petra surveys 4 students in every class in the school. B. Petra surveys every house in her town. C. Petra surveys the 15 players on her hockey team. How could you change the other descriptions to be examples of convenience sampling?
Read all three questions and please give a thorough easy-to-understand explanation.
1. Petra is doing a survey.
Which of the following descriptions is an example of convenience sampling?
A. Petra surveys 4 students in every class in the school.
B. Petra surveys every house in her town.
C. Petra surveys the 15 players on her hockey team.
How could you change the other descriptions to be examples of convenience sampling?
2. A class wants to know who in their town likes basketball. The class asks people at the mall.
Which of the following is the best description of the convenience example?
A. The sample is not representative because the group surveyed is probably not biased about basketball.
B. The sample is not representative because the group surveyed is probably biased about basketball.
C. The sample is representative because the group surveyed is probably biased about basketball.
D. The sample is representative because the group surveyed is probably not biased about basketball.
3. Victor is doing a study to see what the town thinks of the new grocery store. He chooses a convenience sample. He asks 13 people from the town who know people who work in the new grocery store. What bias is there in this convenience sample, if any?
A. The bias is that Victor has 13 people in the sample. ( - Could you explain why or why not it would be A as it was very confusing)
B. The bias is that Victor asks people in the town.
C. The bias is that Victor asks people who know people who work in the new grocery store.
D. There is not bias in the new grocery store.
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