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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
The meaning of p-values and statistical significance
How to calculate p-values in a spreadsheet
Why random results are always wrong
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?
5.0
0.05
1.0
0.5
Explanation:
Sarah says, ‘Yes, usually 0.05.’
4.
What can be inferred if a p-value is less than 0.05?
The result cannot be true
The result must be caused by luck
The study has no data
The result is likely significant
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 ask William to calculate a p-value
To help William understand the idea clearly
To convince William to stop asking questions
To show that statistics are too complicated to understand
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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