Variation talk: Articulating meaning in statistics Little is known about the way that teachers articulate notions of variation in their own words. The study reported here was conducted with 17 prospective s... K Makar,J Confrey - 《Statistics Education Research Journal》 被引量: 102发表: 2005年...
Statistics is a specific academic field in which data is collected and analyzed. There are many specific types of statistical analyses, all varying depending on the type and amount of data being analyzed. Statistics is also commonly used in a variety of academic settings for research purposes, ...
This happens after you have analyzed the meaning of the results. The raw data can give you ideas for new hypotheses, since you get a better view of what is going on. You can also control the variables which might influence the conclusion (e.g. third variables). In statistics, a ...
Whenstatisticsis used with this meaning, it is a plural noun. You use the plural form of a verb with it. The statisticsaretaken from United Nations sources. Statisticsdon't necessarily prove anything. Statisticsis also the branch of mathematics dealing with these facts. ...
"Significance level" is a misleading term that many researchers do not fully understand. This article may help you understand the concept of statistical significance and the meaning of the numbers produced by The Survey System. This article is presented in two parts. The first part simplifies the...
But do we always need meaning for writing to be interesting? It’s worth returning to this except from Gertrude Stein I shared before: It is not a range of a mountain. Of average of a range of a average mountain Nor can they of which of which of arrange ...
A second part of the article provides an overview of the wealth of Chinese statistics now available. It points out the limitations of some of these sources and provides references to a secondary literature that discusses the meaning and quality of particular Chinese statistics. 展开 ...
In most research studies, the investigators evaluate an effect of some sort. It can be the effectiveness of a new medication, the strength of a product, the relationship between variables, etc. There is some benefit or relationship that they hope to find. Learn aboutEffect Sizes in Statistics...
billions they were going to get from sales). Most likely, the scientists (or their bosses)didn’t understand the meaning of statistically significant, because I can’t imagine they thought that hiding three cases in a sample would lead to tens of thousands of heart attacks in the population....
Outcomes can be arranged in order, and differences between data values now have meaning. But there’s a starting point or “zero value” that can be used to further provide value to a statistical value. The ratio between data values has meaning, including its distance away from zero. Example...