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Listening Quiz: Giải Thích Kết Quả Kiểm Định – Medium Level
Th9 30, 2024
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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.
According to Olivia, why was the test result not statistically significant?
The data showed a strong effect.
The test was performed incorrectly.
The sample was too large.
The result could be due to chance.
Explanation:
Olivia says the result was not statistically significant and explains that this means the result could be due to chance.
2.
What is the conversation mainly about?
Discussing how to write a report
Explaining why a test result was unclear
Choosing a new research topic
Celebrating a successful experiment
Explanation:
The speakers talk about an unclear test result, what it means, and what they might do next.
3.
What does Olivia suggest they might do next?
Use the same data for a different test
Try again with more data or change the method
Ignore the result and stop the project
Ask John to explain the result to others
Explanation:
Olivia says they can try again with more data or change the method.
4.
What can be inferred about John after Olivia’s explanation?
He wants to end the conversation immediately.
He already knew the meaning of statistical significance.
He believes the test definitely failed.
He understands the result better than before.
Explanation:
John says, ‘Thanks for explaining it simply, Olivia,’ and ‘I understand now,’ which shows he understands the explanation better.
5.
What may have caused the unclear result, according to Olivia?
Too many people in the test
A strong effect
A small sample
A perfect method
Explanation:
Olivia says, ‘A small sample can cause unclear results.’
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