When you put the earthworm farmers' salaries in numerical order to find the mean ($10,000, $18,000, $18,000, $19,000, $19,000, $19,000, $20,000, $20,000, $45,000), you discover that it is $19,000. That is more in line with what the majority of earthworm farmers in our example earn than the average or mean of $20,889.
The months November, December, January, Feburary, March and April are considered the months when the flu virus is most active. At this time you may experience symptoms like cold, chills, runny nose and congestion.
Influenza (flu) is an acute viral infection of the nose, throat, and lungs. It is a common cause of acute respiratory illness and can affect people of all ages. It occurs every year beginning in late fall, with the peak season for the flu in the northern hemisphere extending from November through March. It infects in a widespread fashion, affecting people of different ages at the same time.