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.
There are three different types of flu viruses: influenza A, B, and Câall of which cause illness in humans. People can get the flu any time of year, but in the United States and most of the Northern Hemisphere, flu season spans late fall to early spring. Flu activity typically peaks between December and March. People of all ages can get the flu.