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Listening Quiz: Hiểu Về Giá Trị P Và Ý Nghĩa Thống Kê – Easy Level
Th9 20, 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.
What is the conversation mainly about?
A debate about whether statistics are useful
Why random results are always wrong
How to calculate p-values in a spreadsheet
The meaning of p-values and statistical significance
Explanation:
Sarah explains what a p-value means, how it is used, and what statistical significance means.
2.
According to Sarah, what does a p-value show?
How to make a result significant
The exact number of people in a study
Whether the result is always true
How likely the result happened by luck
Explanation:
Sarah says a p-value shows the chance that results happened by luck.
3.
What number does Sarah say people usually compare the p-value to?
1.0
5.0
0.5
0.05
Explanation:
Sarah says, ‘Yes, usually 0.05.’
4.
What can be inferred if a p-value is less than 0.05?
The study has no data
The result cannot be true
The result is likely significant
The result must be caused by luck
Explanation:
Sarah says that if the p-value is less than 0.05, the results are significant, meaning the result is likely true, not random.
5.
Why does Sarah explain the meaning of a p-value to William?
To convince William to stop asking questions
To show that statistics are too complicated to understand
To help William understand the idea clearly
To ask William to calculate a p-value
Explanation:
William says, ‘Thanks, Sarah. That makes it clear now,’ showing Sarah’s purpose was to help him understand.
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Listening Lesson
Vocabulary Flashcards and Quiz
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