求助Q51：SAS statistical BA regression and model 认证

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Q51

Refer to the following odds ratio table:
What is a correct interpretation of the estimate?
A. The odds of the event are 1.142 greater for each one dollar increase in salary.
B. The odds of the event are 1.142 greater for each one thousand dollar increase in salary.
C. The probability of the event is 1.142 greater for each one dollar increase in salary.
D. The probability of the event is 1.142 greater for each one thousand dollar increase in salary.

正确答案是B， 我想问的是B与D，The odds of the event与The probability of the event，含义有什么不同？

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关键词：Statistical statistica regression regressio statistic following increase correct 正确答案 认证

See here:

The odds of an event is the ratio of the probability of an event to the probability of its complement. In other words, it is the ratio of favorable outcomes to unfavorable outcomes. We say the odds are "3 to 2," which means 3 favorable outcomes to every 2 unfavorable outcomes, and we write 3 : 2 .

http://www.sparknotes.com/math/algebra1/probability/section2.rhtml

calsunny 发表于 2016-6-2 23:31
See here:

The odds of an event is the ratio of the probability of an event to the probability o ...

那针对此题该如何解释？还是不是很明白，感觉和书上OR的概念不一致