Write a used-defined function that calculates the average

Reference no: EM13563665

Write a used-defined function that calculates the average and the standard deviation of a list of numbers. Use the function to calculate the average and the standard deviation of the following list of grades: 80 75 91 60 79 89 65 80 95 50 81

Note: The average x_ave (mean) of a given set of n number x1,x2,... . .,xn is given by: x_ave=(x1+x2+x3+...+xn)/n

The standard deviation is given by: segma=sqrt((sum(xi-x_ave)^2)/(n-1))

Reference no: EM13563665

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