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Listening Quiz: Thảo Luận Về Hạn Chế Của Kích Thước Mẫu – Medium Level
Th1 4, 2025
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bởi
Anna Phạm
trong
Tiếng Anh dành cho Nhà khoa học dữ liệu (English for Data Scientist)
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1.
What is the main topic of the conversation?
Comparing different survey methods
Choosing a new report format
Discussing problems with a small sample size
Planning a trip for a research team
Explanation:
Emma and Robert discuss how a small sample size affects their results, the risks involved, and whether to mention the limitation in their report.
2.
According to Robert, what does a small sample size do to the results?
It reduces the time needed for the study
It removes the need for a report
It guarantees more accurate findings
It makes the results less reliable
Explanation:
Robert says, “It makes the results less reliable.”
3.
What does Robert say about increasing the number of participants?
It is impossible to do
It has no effect on the study
It will make the report shorter
It will take more time and money
Explanation:
Robert explains that increasing the number of participants “will take more time and money.”
4.
What can be inferred about Emma and Robert’s attitude toward their report?
They believe honesty about limitations is important
They do not plan to write a report
They want to hide any study limitations
They think sample size does not matter
Explanation:
Robert says it is important to be honest, and Emma agrees to write a note about the limitation, showing they value honesty in the report.
5.
What will Emma do after the conversation?
Increase the participant count
Change the research topic
Ask Robert to rewrite the results
Write a note about the limitation
Explanation:
Emma says, “Okay, I will write a note about it,” referring to the sample size limitation.
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