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calumniatory    
a. 诽谤的,中伤的

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  • Variance - Wikipedia
    The red population has mean 100 and variance 100 (SD=10) while the blue population has mean 100 and variance 2500 (SD=50) where SD stands for Standard Deviation In probability theory and statistics, variance is the expected value of the squared deviation from the mean of a random variable
  • What Is Variance in Statistics? Definition, Formula, and Example
    Variance is a statistical measurement of how large of a spread there is within a data set It measures how far each number in the set is from the mean (average), and thus from every other number
  • How to Calculate Variance | Calculator, Analysis Examples
    The variance reflects the variability of your dataset by taking the average of squared deviations from the mean
  • Variance: Definition, Formulas Calculations - Statistics by Jim
    Variance is a measure of variability in statistics It assesses the average squared difference between data values and the mean Unlike some other statistical measures of variability, it incorporates all data points in its calculations by contrasting each value to the mean
  • Standard Deviation and Variance - Math is Fun
    To calculate the variance follow these steps: Then for each number: subtract the Mean and square the result (the squared difference) Then calculate the average of those squared differences (Why Square?) You and your friends have just measured the heights of your dogs (in millimeters):
  • Variance - GeeksforGeeks
    Variance is defined as the square of the standard deviation, i e , taking the square of the standard deviation for any group of data gives us the variance of that data set
  • How to Calculate Variance – mathsathome. com
    The larger the variance, the more spread a set of data is The variance is the square of the standard deviation The units of variance are the square of the units measured in the data set For example, if the data measured is in seconds, then the variance is measured in seconds squared
  • 3 Ways to Calculate Variance - wikiHow
    What is variance? Variance is a measure of how spread out a data set is, and we calculate it by finding the average of each data point's squared difference from the mean
  • Variance - Definition, Formula, Examples, Properties - Cuemath
    Variance is a statistical measurement that is used to determine the spread of numbers in a data set with respect to the average value or the mean The standard deviation squared will give us the variance
  • What is Variance in Statistics? Easy Step-by-Step Guide
    The variance (Var) tells you how much the results deviate from the expected value If the variance (σ 2) is large, the values scatter around the expected value





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