7.2.1 Mean, median and mode
The mean, median and mode are all types of average and are typical of the data they represent. Each has advantages and disadvantages, and can be used in different situations, but they all give us an idea of the general size of the values involved. Here we provide brief definitions, and some idea of when each should be used.
The following set of data i
71-year-old Sees Dad for the First Time
A Duke University website containing digitized film clips of people in small rural towns between 1936 and 1942 allowed Furman Penland Jr. to meet his dad for the first time. Penland's father died during World War II, which made spotting him walking on film very special.
To learn more about Furman Penland Jr.'s story, visit http://today.duke.edu/showcase/mmedia/features/finding-dad/
To view the H. Lee Waters digital film collection, visit http://library.duke.edu/digitalcollections/hleewaters/
11.3 Research integrity
Horton, R. (2004) ‘The lessons of MMR’, The Lancet, 363, 6 March 2004, pp 747–749 Elsevier. Copyright © 2004 Elsevier.
The latest debate surrounding Wakefield and colleagues’ paper has been enormously confusing. Public inquiries have been sought into the way ethics committees operate, how the legal services commission makes its decisions, and even, once again, into the safety of vaccines. A preliminary investigation by the UK's General Medical Council is underway.