Which of the following may be unnecessary in conducting Gallup Poll
A: Sampling the subjects according to different factors.
B: Regulating factors according to circumstances.
C: Interviewing as many people as possible.
D: Using laws of probability to forecast the result.
A: Sampling the subjects according to different factors.
B: Regulating factors according to circumstances.
C: Interviewing as many people as possible.
D: Using laws of probability to forecast the result.
C
举一反三
- Which of the following doesn’t belong to “soft factors” according to the author?
- According to Professor Lv Zhongshe, which of the following factors is the most important in the foreign experience?
- Which of the following factors is NOT mentioned as a factor accounting for the increasing popularity of solar power, according to the passage?
- Which of the following may be associated with genetic factors?
- According to research, which of the following factors is most likely to influence personality than others? A: education B: heredity C: friends D: moods
内容
- 0
According to the text, three factors can determine when a person is able to cope with stress better, namely, degree of control, ________ and personality factors.
- 1
16. According to the passage, normal operation of the master compass should involve the following factors except ________.
- 2
According to experts, what are the factors for this switch
- 3
Which of the following is a method of probability sampling? A: Simple random sampling B: Systematic sampling C: Stratified sampling D: All of the above are methods of probability sampling.
- 4
According to the writer, which two major factors have led to the belief that the American family is dying?