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how to find standard deviation
please help

Solved by O. Q. in 22 mins

I'm trying to find the mean,range,mode and standard deviation of a sample. Basic statistics in Excel

Solved by A. S. in 22 mins

I need to find the standard deviation of one of my columns

Solved by K. L. in 15 mins

An F- distribution has a mean of 8.48 and a standard deviation of 2.91. Use the Chebyshev’s Theorem to find the proportion of observations you would expect to find within two standard deviations from the mean.

Solved by F. B. in 15 mins

Hi I'm having trouble with Binomial and Trinomial trees in excel. I need to find the mean and standard deviation for them using factorial formulas, but that is where my understanding of excel is letting me down.

Solved by M. F. in 12 mins