Abstract This study aimed to estimate the parameter scale è and the shape parameter ë of the Weibull distribution and to compare the estimation methods (Maximum likelihood, Moments, least squares and maximum loss of Minimax) by the mean square error to obtain the best estimate. Actual data for the monthly wind velocity of sebha city -Libya were used for 52 years. The value of median, third quartile, eighty-fifth percentile and the maximum value in each year as measurements and variables of ...