A. the spread of the data around the mean B. the total number of data points C. the highest value in the data set D. the lowest value in the data set 相关知识点: 试题来源: 解析 A。“standard deviation”是标准差的意思,衡量数据围绕均值的分散程度。B 选项是数据点的总数;C 选项是数据...
Like the average deviation, the standard deviation (SD) incorporates the measure of dispersion around the mean. The standard deviation is defined as...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your tough ...
Definition:Standard Deviation (SD) is a statistical measure that captures the difference between the average and the outliers in a set of data. In other words, standard deviation measures how volatile a set of data is. What Does Standard Deviation Mean? Contents[show] What is the definition of...
about what proportion of the scores are within two standard deviations of the mean?这句话是什么意思呀? 相关知识点: 试题来源: 解析 这是道数学问题意思是说 分数或比数中大概有多少部分是在平均值(MEAN)的标差值(STANDARD DEVIATION)的范围内?因为我以前做的也是英文的中文的翻译可能有点没那么标准. 分析...
Standard Deviation is a fundamental Statistical concept that measures the dataset variations and dispersions. It plays a crucial role in understanding data distribution and making informed decisions in various fields, ranging from finance to science. It basically measures the dispersion of data and quant...
explain what“1 standard deviation above the average score"means。能用英语回答就更好了, 相关知识点: 试题来源: 解析 "1 standard deviation above the average score" means that the observation value minus the population mean just equals to 1 standard deviation.The average score is the population ...
What is a standard deviation? Statistics: Numerous statistical techniques measure aspects of a population of values, such as a population of humans' intelligence scores, using tools like variables, deviation, and variance, which actually relate to each other. ...
Deviation in statistics refers to the difference between an individual data point and the mean of the dataset. It highlights how far each observation is from the central value, without indicating the direction (positive or negative). Standard Deviation, on the other hand, is a measure that quant...
结果一 题目 What is the difference between variance and standard deviation? 大神们用英语回答下吧 答案 方差和标准偏差的区别是什么 相关推荐 1 What is the difference between variance and standard deviation? 大神们用英语回答下吧 反馈 收藏
What is the standard deviation of a portfolio if you invest 30% in stock one (standard deviation of 4.6%) and 70% in stock two (standard deviation of 7.8%) if the correlation coefficient for the two stocks is 0.45?A. 0.38%.B. 6.20%.C. 6.83%. 正确答案:B 分享到: 答案解析: The ...