VariousWords beta
Related Terms:
standardized variable
68 95 99.7 rule
variance
student's t distribution
z score
square root
chebyshev's inequality
stanine
spread
significant wave height
skewness
statistic
sigma
error bar
error function
capital market line
mean
gabor wavelet
multideviation
sd
standard error
tail risk
normal distribution
average
Definitions:
Noun
standard deviation
Definition: the square root of the variance
Definition: A measure of how spread out data values are around the mean, defined as the square root of the variance. Represented with the Greek letter σ (sigma).