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Listening Quiz: Thảo Luận Về Lựa Chọn Kỹ Thuật Đặc Trưng – Easy Level
Th10 8, 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.
Which features did Sophia select for the model?
Income, education, and age
Age, gender, and location
Location, gender, and income
Age, income, and location
Explanation:
Sophia says she selected age, income, and location.
2.
Why did Sophia choose age, income, and location?
They improved the model the most
They were requested by Daniel
They were the easiest data to collect
They had strong links to buying habits
Explanation:
Sophia explains that she picked those three because they have strong links to buying habits.
3.
How did Sophia check feature quality?
By using correlation and importance scores
By removing all low-value features
By interviewing customers and managers
By comparing only test results
Explanation:
Sophia says she used correlation and importance scores to check feature quality.
4.
What problem did Sophia mention about the data?
The age data was unreliable
The income data was too high
There were too many duplicate records
Some data was missing for location
Explanation:
Sophia says some data was missing for location.
5.
How did Sophia handle the missing data?
She replaced it with income values
She filled the gaps with the most common value
She deleted the location feature
She left the missing values blank
Explanation:
Sophia explains that she filled the gaps with the most common value.
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Listening Lesson
Vocabulary Flashcards and Quiz
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Trước đó:
Flashcards và Quiz Từ Vựng: Báo Cáo Hiệu Quả Chương Trình Nâng Cao Nhận Thức Bảo Mật – Advanced Level
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Tiếng Anh Cho Hỗ trợ Phát Triển: Huấn Luyện Một Cán Bộ Chương Trình Cấp Dưới – Easy Level
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