Card 1 of 22
Why is the mean often an unreliable average for geographical data sets like house prices?
A
It always identifies the middle value, even when the data are not arranged in order.
B
It measures only the difference between the highest and lowest values in the data set.
C
It only considers the most frequent value, ignoring all the other values in the data set.
D
It is easily distorted by outliers (unusually high or low values).
Card 1 of 22
Statistical skills Flashcards
22 flashcards on AQA GCSE Geography Statistical skills: the key terms, case studies and geographical processes you need to recall for Paper 1, Paper 2 and Paper 3.