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?

Read the excerpt from the monsters are due on maple street.as they suddenly start toward the house. in this brief fraction of a moment they take the first step toward performing a metamorphosis that changes people from a group into a mob. they begin to head purposefully across the street toward the house at the end. steve stands in front of them. for a moment their fear almost turns their walk into a wild stampede but steve's voice, loud, incisive and commanding, makes them stop.stevewait a minute . . wait a minute! let's not be a mob! the people stop as a group, seem to pause for a moment and then much more quietly and slowly start to walk across the street.which sentence from the excerpt is an example of foreshadowing? a) as they suddenly start toward the house.b) in this brief fraction of a moment they take the first step toward performing a metamorphosis that changes people from a group into a mob.c) they begin to head purposefully across the street toward the house at the end.d) the people stop as a group, seem to pause for a moment and then much more quietly and slowly start to walk across the street.

Which is another term for the enterprise system?

Which of the following is an example of the legislative branch checking the judicial branch in the us government