Film是个正儿八经的日耳曼词，法语的film是从英语借的。 Film的源头是原始印欧语的*pel-“皮毛、兽皮”。 古英语也有这个词，不过那个时候写作filmen，意思是“膜、薄皮、包皮”，源自原始日耳曼语*fello(m)“兽皮”。

$\begingroup$ +1. A very neat and simple answer. Just I want to scratch off a tiny nuance about that a little bit dogmatic/narrow use a PCA when the theory behind the index variable is that the index is an outcome of the indicators, we assume that there is some latent construct called "prejudice" that is influencing how people answer these questions.

2016年6月27日 · It can be viewed both as discrete and as continuous. In fact we have discrete-time and continous-time models. It depends how did you record the time, e.g. if you count days, or record hours rounded to the nearest hour then it is rather discrete; when you record days, hours and minutes of something happening, then it is closer to continuous.

2019年10月9日 · Opinion variables on a 1 to 5 or 1 to 10 scale are usually considered as ordinal categorical variables. On a 1-to-10 scale, suppose someone rates one movie as 5 and and another as 10.

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2023年8月6日 · I want to test the effect of a suicide prevention film on help-seeking. I have help-seeking intentions as an outcome variable and measured this variable at three time points (pre, post, follow-up) in 40 participants. To analyse the data I would conduct a one-way repeated measures ANOVA and compare mean differences between the three time points.

2022年7月10日 · 上网查了一遍经典高分限制级电影，五花八门的推荐，真是让人无语至极！全是烂片怎么看。

Your scaling will need to take into account the possible range of the original number. There is a difference if your 200 could have been in the range [200,201] or in [0,200] or in [0,10000].

可以下载电影海报和剧照的网站有五个，分别是豆瓣电影、 IMP Awards、TMDb、FilmGrab。

2017年12月20日 · After running the lm regression model using R, sometime one is bound to get very small P values or values in the covariance matrix. Something of the sort: -1.861246e-04 for example in a covariance ...