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There are many advantages and disadvantages of variance in statistics. One disadvantage is that you never know what answer you'll get.
Assuming var is variance, simply square the standard deviation and the result is the variance.
Listen mate! I'll break it down to you.. variance analysis
In finance, risk of investments may be measured by calculating the variance and standard deviation of the distribution of returns on those investments. Variance measures how far in either direction the amount of the returns may deviate from the mean.
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