Good vs Bad Survey Questions

Good vs Bad Survey Questions

Nguyễn Hoàng QuýHUF04 -
  1. Good question: Lextutor helps me to broaden my vocabulary size.

Reason: It is clear, specific and unbiased.

     2. Bad question: Lextutor functions is appropriate ...

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  1. Good question: Lextutor helps me to broaden my vocabulary size.

Reason: It is clear, specific and unbiased.

     2. Bad question: Lextutor functions is appropriate and effective for learning listening and reading.

Reason: It is double-barreled.

Nguyễn Hoàng QuýHUF04 -
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Good vs Bad Survey Questions

Nguyễn Đoan TríHUF04 -
Hi Mr Quy, I see that you have nice questions but have you defined how "vocabulary size " is measured ? I think it’s a bit general. Is it about the number of words they ...

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Hi Mr Quy, I see that you have nice questions but have you defined how "vocabulary size " is measured ? I think it’s a bit general. Is it about the number of words they can recognize? The number of words they actively use?
I think you should clarify what you mean by vocabulary size. For example:
"Lextutor has helped me increase the number of words I know or use in English."
This's just my opinion , and hope that useful for you.
回复Nguyễn Hoàng QuýHUF04
Nguyễn Đoan TríHUF04 -