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 ...
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?
Find the standard deviation when mean = 70, x = 64, and z = -1.50. Explain how to calculate one standard deviation above the mean. The mean is 71 and the standard deviation is 9. What is the z value of the value 66? Find the standard deviation when s = 8, x = 65, and z =...
"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 mean. Assume a observation selected from a population follows normal distribution (u,s^2) is x,we can calculate its ...
Explain how to determine what percentage is one standard deviation above the mean. According to the theoretical normal curve, what percent of the scores in a data set are within 2 standard deviations (above and below) the mean? a. 50% b. 68% c....
In the Anthropocene, the era when the imprint of humans on nature is pervasive across the planet, it is of utmost importance to understand human relationships with other species. The aesthetics of nature, and of species, is one of the values that plays a
An IQ score of 120 is definitely a good score since it means superior or above-average intelligence. Although not in the category of gifted or genius, an IQ score of 120 still falls within the top 10% of the population on the IQ scale. ...
1) What is Standard Deviation? 2) The purpose of Standard Deviation 3) How to Calculate the Standard Deviation? 4) Use Cases of Standard Deviation 5) Strengths of Standard Deviation 6) What is the Difference Between Mean Deviation and Standard Deviation? 7) What is the Difference Bet...
The z-score can be positive or negative. The sign depends on whether the observation is above or below the mean. For instance, the z of +2 indicates that the raw score (data point) is two standard deviations above the mean, while a -1 signifies that it is one standard deviation below...
Each of the four sections of the MCAT is scored between 118 and 132, with the mean and median at 125. The total MCAT score range is between 472 to 528, with the mean and median at 501. Why such odd numbers? According to the AAMC, this scale emphasizes the importance of the central...