Now letâs see what we get when we do the math. The mean of this new data set would be the sum of the values ($690,000) divided by the number of values (11). This gives you a mean or average salary for the accounting department of $62,727.
Forget Orville Wright and his brother Wilbur. Start thinking instead of Alberto Santos Dumont, the Brazilian pioneer aviator and the man who really invented the aeroplane. That is the attitude here in Brazil, as the country prepares to celebrate the centenary tomorrow of the world's first powered flight.
Contact US. The History of Aviation Pioneer Years 1916 Boeing Aircraft Founded After successfully building a float plane together with Commander George Conrad Westerveldt, William Boeing founded a new aircraft company bearing his name.It was his intention for Boeing Aircraft to fulfill a US Navy contract for seaplanes.916 Boeing Aircraft Founded. After successfully building a float plane together with Commander George Conrad Westerveldt, William Boeing founded a new aircraft company bearing his name. It was his intention for Boeing Aircraft to fulfill a US Navy contract for seaplanes.