منابع مشابه
Descriptive statistics.
Statistics is a science that provides precise techniques for collecting and sorting information made easy by tools and methods for further analysis. The object of descriptive statistics, from sample data, is to describe the most important characteristics, by which we refer to those amounts that provide information on the topic of interest which we are studying.
متن کاملStatistics for dental researcher, Part 2: Descriptive statistics
Descriptive statistics is the process of summarizing gathered raw data from a research and creating useful statistics, which help the better understanding of data. According to the types of variables, which consist of qualitative and quantitative variables, some descriptive statistics have been introduced. Frequency percentage is used in qualitative data, and mean, median, mode, standard deviat...
متن کاملDescriptive statistics and graphical displays.
Statistics is a broad mathematical discipline dealing with techniques for the collection, analysis, interpretation, and presentation of numerical data. Data are information used for reasoning, discussion, or calculation; data are the foundation of modern scientific inference. Data may be obtained by a formal sampling procedure, by recording responses to experimental conditions, or by observing ...
متن کامل1 Introduction to statistics and simple descriptive statistics
This chapter discusses several topics, from why statistics is important in anthropological research to statistical notation. The first section (statistics and scientific enquiry) defines basic scientific terms and explains the role of statistics in anthropological research. The second section (basic definitions) reviews the vocabulary we need for the rest of the book. The third section (statist...
متن کاملChapter 14 . Inferential Statistics , Descriptive Statistics and The Analysis Plan
Provided that the data show that a compound is safe, it is the primary efficacy analysis that determines whether the compound is approved. The secondary analyses support, clarify and confirm, but only one prospectively planned efficacy analysis can be primary in support of an effectiveness claim for a given trial. Why should this be so? And how can we design the trial and set up the primary eff...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Foot & Ankle International
سال: 2007
ISSN: 1071-1007,1944-7876
DOI: 10.3113/fai.2007.1217