Variance and Standard Deviation

Variance and Standard Deviation

1. Variance

   • Measures how far a data set is spread out
   • Is The average of the squared differences from the mean
   • Give you a very the general idea of the The spread of your data.

2. Standard Deviation

   • The square root of the variance is the standard deviation
   • Standard deviation is more concrete
   • Gives you exact distances from the mean.

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