Advanced Placement (AP)

Câu hỏi tình huống: Trong một cuộc điều tra chọn mẫu, theo danh sách chọn mẫu, người thu thập dữ liệu phải phỏng vấn sinh kế của hộ A. Nhưng hộ A đi vắng, hộ B là hàng xóm (không có trong
danh sách mẫu) sẵn sàng cung cấp dữ liệu sinh kế của gia đình mình (hộ B). Người thu thập dữ
liệu nên chờ hộ A về phỏng vấn hay phỏng vấn hộ B? Tại sao?v

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Answers: 2

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Câu hỏi tình huống: Trong một cuộc điều tra chọn mẫu, theo danh sách chọn mẫu, người thu thập dữ li...

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