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...
Standard deviation tells you if the estimate is accurate C. Standard deviation tells you how unsure the estimate is D. Standard deviation tells you if the E. stimate includes a pad 相关知识点: 试题来源: 解析 C 标准差和风险有何关系? A. 没有关系 B. 标准差告诉你估算是否准确 C. 标准差...
Standard Deviation is a statistical tool that is used widely by statisticians, economists, financial investors, mathematicians, and government officials. It allows these experts to see how variable a collection of data is. Furthermore, SD is calculated as the square root of the variance of the da...
Standard Deviation, on the other hand, is a measure that quantifies the amount of variation or dispersion of a set of data points. It is calculated by taking the square root of the average of the squared deviations from the mean, providing a consistent measure of spread around the mean. ...
It is easy to derive standard deviation on a mutual fund − Just add up the return rates for a given period of measure and then divide the result by the grand total number of used, rate data points to find the average return.
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 ...
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.相关推荐 1关于标准偏差的问题(英文)about what proportion of the scores are within two standard deviations of the mean?这句话是什么意思呀?反...
求这组数据的standard variation标准差14.88 14.94 20.04 25.13 32.34 33.11 33.32 35.76 38.12 48.57 49.86 57.86 58.9 65.79 66.76 68.7 71.47 72.44 76.84 77.43 What is the standard deviation of the data?(c) What does the difference between the mean and median tell you about the underlying distribution...
In Microsoft Excel, type the following code into the cell where you want the Standard Deviation result, using the "unbiased," or "n-1" method: =STDEV(A1:Z99)(substitute the cell name of the first value in your dataset for A1, and the cell name of the last value for Z99.) ...
What is the standard deviation of the quiz scores? Binomial Probability Distribution: The binomial probability distribution is a discrete probability distribution that is applicable to calculate the probability for the required successful trials. The assumption for the binomial probability distribution is ...