Standard Deviation Study Resources Q&A View all
Standard Deviation Study Resources Flashcards View all
  • ... Terms, Definitions. z-score, (x-mean)/standard deviation. Unimodal, Having one mode (bump). outlier, an unusually different data point. ... sample variance and standard deviation, the most frequently used measures of variability for sample dat...
  • ... has received. t-distribution, We use this distribution because of the increase in the variability of the test statistic due to the estimation of the population standard deviation. Contingency Table, Displays ...
  • ... Statistically Significant, When the p value falls below the alpha level. Standard Deviation s, is the quare root of the variance s². Discrete ... s, The standard deviation computed from the actual observations. Categorical ...
  • ... sample statistics, mathematical measures taken from a sample of the population of interest like the sample mean and sample standard deviation. ... standard normal model, a normal model with a mean of 0 and a standard deviation of 1. ...
  • ... resistant that the mean. The standard deviation is most strongly affected by extreme values. ... NOT connected. Standard deviation, s = √[(1/(n-1))∑(x₁ - ¯x¯)²] Use for normal distributions. Conditional Distributions, ...
  • ... population parameter, mathematical measures taken from the entire population like the population mean and standard deviation. ... standardized value, value found by subtracting the mean and dividing by the standard deviation. ...
  • ... standard deviation, the square root of the variance. outliers, values that fall outside the overall pattern of the data. ... Standard deviation parameter of the sampling distribution model for the mean, ȳ, SD(ȳ). ...
  • ... Variance, The square of the standard deviation. ... Parameter, A numerical summary that describes a variable's distribution in a given population such as mu = pop mean, and sigma = pop standard deviation. ...
  • ... sample statistics, mathematical measures taken from a sample of the population of interest like the sample mean and sample standard deviation. ... standard normal model, a normal model with a mean of 0 and a standard deviation of 1. ...