A. Removing the trend component B. Removing the seasonal component C. Removing the random component D. Removing the cyclical component 相关知识点: 试题来源: 解析 B。本题主要考查时间序列去季节化的概念。去季节化意味着去除时间序列中的季节性成分,选项 B 正确。选项 A 去除趋势成分;选项 C 去除随机...
10.Whatdoestheunderlinedword“tangible”probably mean? A.Realistic. B.Creative. C.Challenging. D.Temporary. 11.Whatcanbeinferredfromtheresearchfindings? A.Peoplecangetsmartthroughlearning. B.Oneshouldnotdiscriminateotherraces. C.Peopledon?tenjoyequalrightsforeducation. D.Onecanlivelongerbygettingmoreeduca...
and the hope that continued prosperity might not be as dependent on having a growing population as has historically been assumed. The charity Population Matters has suggested that China's stabilising numbers should be celebrated for their potential environmental benefits...
When the mean number of AI acts was reported only among the sub-samples who practise AI, we also derived the mean among the whole sample, when AI prevalence was also reported. As very few studies reported measures of variance of intercourse act data, we were unable to conduct statistical ...
We can begin our discussion of "population as global issue" with what most persons mean when they discuss "the population problem": too many people on earth and a too rapid increase in the number added each year. The facts are not in dispute; it was quite right to employ the analogy th...
What does popular culture mean in sociology? What is social marginality? What are the types of culture in sociology? What is common culture in sociology? What are socioeconomic factors? What is the focus of the science of demography?
We can begin our discussion of “population as a global issue with what most person mean when they discuss “ the population problem : too many people on earth and a too rapid increase in the number added each year. The facts are not in dispute. It was q
First, the absence of a significant pre-trend does not necessarily imply that parallel trends holds; in fact, these tests often have low power. Second, conditioning the analysis on the result of a pre-test can introduce additional statistical distortions from a selection effect known as pre-...
meaning the goods were produced without using any animal or animal part. As well as being on trend, and with a much better ring to it than synthetic leather, the vegan label does convey an important extra distinction. If you...
Human biologists and physiological anthropologists define “secular trends” as the change in the mean size, shape, or performance of individuals of a population from one generation to the next. Such trends can be positive (e.g., increasing size) or negative (e.g., decreasing size). These ...