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Listening Quiz: Hiểu Về Khoảng Dự Đoán – Easy Level
Th8 6, 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 conversation mainly about?
How to choose the best business strategy
Why sales always match predictions exactly
The meaning and use of a prediction interval
How to calculate an average for business reports
Explanation:
Paul explains that a prediction interval shows where future data might fall and why it is useful for understanding uncertainty in business.
2.
According to Paul, what does a prediction interval show?
The total cost of a business plan
The exact average of past results
The difference between two departments
Where future data might fall
Explanation:
Paul says, ‘A prediction interval shows where future data might fall.’
3.
How does Paul say a prediction interval is different from an average?
An average is one number, while a prediction interval is a range
A prediction interval is only used for past data
An average and a prediction interval mean the same thing
An average is a range, while a prediction interval is one number
Explanation:
Paul clearly states that an average is one number and a prediction interval is a range.
4.
Why does Paul give the sales example?
To show how prediction intervals can be used in real situations
To suggest that business planning is unnecessary
To explain how averages are calculated
To prove that sales predictions are always exact
Explanation:
Paul uses the sales example to illustrate that a prediction interval can show possible sales numbers.
5.
What can be inferred about prediction intervals from the conversation?
They are the same as a list of past sales numbers
They help people make decisions when future results are uncertain
They are only useful for mathematics homework
They guarantee that future results will match one exact number
Explanation:
Jessica and Paul say prediction intervals help understand uncertainty and make smarter decisions with risk in mind.
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Tiếng Anh Hải Quan: Thư Từ Điều Tra Sau Thông Quan – Advanced Level
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Listening Quiz: Thông Báo Bảo Trì Cơ Sở Dữ Liệu – Easy Level
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